<?xml version="1.0" encoding="UTF-8" standalone="yes"?><add><doc><field name="objectKind">mycoreobject</field><field name="id">rosdok_disshab_0000002724</field><field name="returnId">rosdok_disshab_0000002724</field><field name="objectProject">rosdok</field><field name="objectType">disshab</field><field name="link">rosdok_derivate_0000157919</field><field name="modified">2025-10-14T13:43:21.558Z</field><field name="created">2022-04-11T08:55:33.070Z</field><field name="modifiedby">editorKE</field><field name="createdby">editorMS</field><field name="state">published</field><field name="derCount">1</field><field name="derivates">rosdok_derivate_0000157919</field><field name="worldReadable">true</field><field name="worldReadableComplete">true</field><field name="category">derivate_types:fulltext</field><field name="allMeta">Volltext</field><field name="allMeta">fulltext</field><field name="allMeta">wf_edit_epub wf_register_epub</field><field name="category">state:published</field><field name="category.top">state:published</field><field name="allMeta">veröffentlicht</field><field name="allMeta">published</field><field name="allMeta">rosdok/id00003569</field><field name="allMeta">1798405881</field><field name="allMeta">Oau</field><field name="allMeta">2022-04-11</field><field name="allMeta">2023-08-05T19:19:46Z</field><field name="allMeta">rda</field><field name="allMeta">Converted from PICA to MODS using Pica2Mods XSLT Transformer 2.7 [SCM: "0c0e7a3c226a4a0cbcbec39b493c3c5257339ab8" "v2.7" "2023-08-04T00:00:00+0200"] with mode 'DEFAULT'.</field><field name="allMeta">Dissertation</field><field name="allMeta">Hochschulschrift</field><field name="allMeta">The</field><field name="allMeta">effect of coffee husk ash on geotechnical properties of expansive soil</field><field name="allMeta">Expansive soil is one of the widespread typical problematic soils that poses several challenges for civil engineers.Expansive soils are hard and strong when they dry out; swell and soften when the moisture content increases.Particularly roads built on expansive soil are susceptible to early damage due to the swelling and shrinkage characteristics of this soil under changing moisture conditions.This study consists of experimental studies on the treatment of expansive soil using Coffee husk ash (CHA).</field><field name="allMeta">Expansiver Boden ist einer der weit verbreiteten typischen problematischen Böden, der für Bauingenieure mehrere Herausforderungen darstellt. 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Nicht kommerziell - Keine Bearbeitungen 4.0 International$cCC BY-NC-ND 4.0$gCreative Commons$uhttps://creativecommons.org/licenses/by-nc-nd/4.0/</field><field name="allMeta">https://creativecommons.org/licenses/by-nc-nd/4.0/</field><field name="allMeta">https://creativecommons.org/licenses/by-nc-nd/4.0/</field><field name="category">licenseinfo:deposit</field><field name="category.top">licenseinfo:deposit</field><field name="allMeta">Veröffentlichungsgenehmigung</field><field name="allMeta">permission to store</field><field name="category">licenseinfo:deposit.rightsgranted</field><field name="category.top">licenseinfo:deposit.rightsgranted</field><field name="allMeta">Nutzungsrechte erteilt</field><field name="allMeta">rights granted</field><field name="category">licenseinfo:metadata</field><field name="category.top">licenseinfo:metadata</field><field name="allMeta">Lizenzen für Metadaten</field><field name="category">licenseinfo:metadata.cc0</field><field name="category.top">licenseinfo:metadata.cc0</field><field name="allMeta">Lizenz Metadaten: CC0</field><field name="allMeta">license metadata: CC0</field><field name="allMeta">/creativecommons/p/zero/1.0/88x31.png</field><field name="allMeta">https://creativecommons.org/publicdomain/zero/1.0/</field><field name="category">accesscondition:openaccess</field><field name="category.top">accesscondition:openaccess</field><field name="allMeta">frei zugänglich (Open Access)</field><field name="allMeta">open access</field><field name="allMeta">http://purl.org/coar/access_right/c_abf2</field><field name="allMeta">OA</field><field name="allMeta">free</field><field name="allMeta">info:eu-repo/semantics/openAccess</field><field name="allMeta">[DE-28]Open Access$gControlled Vocabulary for Access Rights$uhttp://purl.org/coar/access_right/c_abf2</field><field name="category">rfc5646:en</field><field name="category.top">rfc5646:en</field><field name="allMeta">Englisch</field><field name="allMeta">English</field><field name="allMeta">eng</field><field name="allMeta">eng</field><field name="mods.title">The</field><field name="mods.title">effect of coffee husk ash on geotechnical properties of expansive soil</field><field name="mods.title.main">The effect of coffee husk ash on geotechnical properties of expansive soil</field><field name="mods.title.subtitle"></field><field name="mods.nameIdentifier">gnd:1229108777</field><field name="mods.nameIdentifier">gnd:138208557</field><field name="mods.nameIdentifier">gnd:115245081</field><field name="mods.nameIdentifier">gnd:172979382</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.nameIdentifier">gnd:10025954-6</field><field name="mods.nameIdentifier.top">gnd:1229108777</field><field name="mods.nameIdentifier.top">gnd:138208557</field><field name="mods.nameIdentifier.top">gnd:115245081</field><field name="mods.nameIdentifier.top">gnd:172979382</field><field name="mods.nameIdentifier.top">gnd:38329-6</field><field name="mods.nameIdentifier.top">gnd:10025954-6</field><doc><field name="id">rosdok_disshab_0000002724-d1342970e55</field><field name="mods.nameIdentifier">gnd:1229108777</field><field name="mods.name">Meskerem Kebede Atahu</field><field name="mods.name.top">Meskerem Kebede Atahu</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e69</field><field name="mods.nameIdentifier">gnd:138208557</field><field name="mods.name">Fokke Saathoff</field><field name="mods.name.top">Fokke Saathoff</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e84</field><field name="mods.nameIdentifier">gnd:115245081</field><field name="mods.name">Alemayehu Gebissa Guta</field><field name="mods.name.top">Alemayehu Gebissa Guta</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e100</field><field name="mods.name">Emer T. Quezon</field><field name="mods.name.top">Emer T. Quezon</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e111</field><field name="mods.nameIdentifier">gnd:172979382</field><field name="mods.name">Abraham Woldemichael</field><field name="mods.name.top">Abraham Woldemichael</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e126</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.name">Universität Rostock</field><field name="mods.name.top">Universität Rostock</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e137</field><field name="mods.nameIdentifier">gnd:10025954-6</field><field name="mods.name">Universität Rostock Agrar- und Umweltwissenschaftliche Fakultät</field><field name="mods.name.top">Universität Rostock Agrar- und Umweltwissenschaftliche Fakultät</field></doc><field name="mods.name">Meskerem Kebede Atahu</field><field name="mods.name">Fokke Saathoff</field><field name="mods.name">Alemayehu Gebissa Guta</field><field name="mods.name">Emer T. Quezon</field><field name="mods.name">Abraham Woldemichael</field><field name="mods.name">Universität Rostock</field><field name="mods.name">Universität Rostock Agrar- und Umweltwissenschaftliche Fakultät</field><field name="mods.name.top">Meskerem Kebede Atahu</field><field name="mods.name.top">Fokke Saathoff</field><field name="mods.name.top">Alemayehu Gebissa Guta</field><field name="mods.name.top">Emer T. Quezon</field><field name="mods.name.top">Abraham Woldemichael</field><field name="mods.name.top">Universität Rostock</field><field name="mods.name.top">Universität Rostock Agrar- und Umweltwissenschaftliche Fakultät</field><field name="mods.author">Meskerem Kebede Atahu</field><field name="mods.place">Rostock</field><field name="mods.publisher">Universität Rostock</field><field name="mods.genre">epub.dissertation</field><field name="mods.identifier">http://purl.uni-rostock.de/rosdok/id00003569</field><field name="mods.identifier">urn:nbn:de:gbv:28-rosdok_id00003569-7</field><field name="mods.identifier">10.18453/rosdok_id00003569</field><field name="mods.subject">ZI 6430</field><field name="mods.subject">Straßenbau</field><field name="mods.subject">Baustoff</field><field name="mods.subject">Boden</field><field name="mods.abstract">Expansive soil is one of the widespread typical problematic soils that poses several challenges for civil engineers.Expansive soils are hard and strong when they dry out; swell and soften when the moisture content increases.Particularly roads built on expansive soil are susceptible to early damage due to the swelling and shrinkage characteristics of this soil under changing moisture conditions.This study consists of experimental studies on the treatment of expansive soil using Coffee husk ash (CHA).</field><field name="mods.abstract">Expansiver Boden ist einer der weit verbreiteten typischen problematischen Böden, der für Bauingenieure mehrere Herausforderungen darstellt. Expansive Böden sind hart und stark, wenn sie austrocknen; und erweichen, wenn der Feuchtigkeitsgehalt zunimmt. Vor allem Straßen, die auf expansivem Boden gebaut werden, sind auf Grund der Quellung und Schrumpfeigenschaften dieses Bodens unter wechselnden Feuchtigkeitsbedingungen anfällig für frühzeitige Schäden. Diese Untersuchung besteht aus experimentellen Studien zur Behandlung von expansiven Böden mit Kaffeeschalenasche (CHA).</field><field name="mods.dateIssued">2020</field><field name="mods.yearIssued">2020</field><field name="mods.note.referee">Fokke Saathoff (Universität Rostock) ; Alemayehu Gebissa Guta (Universität Rostock) ; Emer T. Quezon (Ambo University) ; Abraham Woldemichael (Hawassa University)</field><field name="mods.note.personal_details">[{"affil":"Universität Rostock","name":"Saathoff, Fokke"},{"affil":"Universität Rostock","name":"Gebissa Guta, Alemayehu"},{"affil":"Ambo University","name":"Quezon, Emer T."},{"affil":"Hawassa University","name":"Woldemichael, Abraham"}]</field><field name="mods.note.statement of responsibility">vorgelegt von Meskerem Kebede Atahu</field><field name="mods.type">epub.dissertation</field><field name="search_result_link_text">1
        Atahu_Dissertation_2022.pdf
        
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        rosdok/id000035691798405881Oau2022-04-112023-08-05T19:19:46ZrdaConverted from PICA to MODS using Pica2Mods XSLT Transformer 2.7 [SCM: "0c0e7a3c226a4a0cbcbec39b493c3c5257339ab8" "v2.7" "2023-08-04T00:00:00+0200"] with mode 'DEFAULT'.DissertationHochschulschriftTheeffect of coffee husk ash on geotechnical properties of expansive soilExpansive soil is one of the widespread typical problematic soils that poses several challenges for civil engineers.Expansive soils are hard and strong when they dry out; swell and soften when the moisture content increases.Particularly roads built on expansive soil are susceptible to early damage due to the swelling and shrinkage characteristics of this soil under changing moisture conditions.This study consists of experimental studies on the treatment of expansive soil using Coffee husk ash (CHA).Expansiver Boden ist einer der weit verbreiteten typischen problematischen Böden, der für Bauingenieure mehrere Herausforderungen darstellt. Expansive Böden sind hart und stark, wenn sie austrocknen; und erweichen, wenn der Feuchtigkeitsgehalt zunimmt. Vor allem Straßen, die auf expansivem Boden gebaut werden, sind auf Grund der Quellung und Schrumpfeigenschaften dieses Bodens unter wechselnden Feuchtigkeitsbedingungen anfällig für frühzeitige Schäden. Diese Untersuchung besteht aus experimentellen Studien zur Behandlung von expansiven Böden mit Kaffeeschalenasche (CHA).Meskerem KebedeAtahu1988 -VerfasserInaut1229108777FokkeSaathoff1957 -AkademischeR BetreuerIndgs138208557Universität RostockAlemayehuGebissa Guta1965 -AkademischeR BetreuerIndgs115245081Universität RostockEmer T.QuezonAkademischeR BetreuerIndgsAmbo UniversityAbrahamWoldemichael1957 -AkademischeR BetreuerIndgs172979382Hawassa University38329-6Universität Rostock1419 -Grad-verleihende Institutiondgg10025954-6Universität RostockAgrar- und Umweltwissenschaftliche Fakultät1998 -Grad-verleihende Institutiondgghttp://purl.uni-rostock.de/rosdok/id00003569urn:nbn:de:gbv:28-rosdok_id00003569-710.18453/rosdok_id00003569624 Ingenieurbau und UmwelttechnikAgrar- und Umweltwissenschaftliche FakultätCC BY-NC-ND 4.0Nutzungsrechte erteiltLizenz Metadaten: CC0frei zugänglich (Open Access)en2020Universität RostockRostockmonographic202020202022Universitätsbibliothek RostockRostock2022Universitätsbibliothek Rostockhttp://purl.uni-rostock.de/rosdok/id00003569Fokke Saathoff (Universität Rostock) ; Alemayehu Gebissa Guta (Universität Rostock) ; Emer T. Quezon (Ambo University) ; Abraham Woldemichael (Hawassa University)[{"affil":"Universität Rostock","name":"Saathoff, Fokke"},{"affil":"Universität Rostock","name":"Gebissa Guta, Alemayehu"},{"affil":"Ambo University","name":"Quezon, Emer T."},{"affil":"Hawassa University","name":"Woldemichael, Abraham"}]vorgelegt von Meskerem Kebede AtahuZI 6430StraßenbauBaustoffBoden
              
                Universität Rostock
                Saathoff, Fokke
              
              
                Universität Rostock
                Gebissa Guta, Alemayehu
              
              
                Ambo University
                Quezon, Emer T.
              
              
                Hawassa University
                Woldemichael, Abraham
              
            
      
    
  
  
    
      2022-04-11T08:55:33.070Z
      2025-10-14T13:43:21.558Z
      2025-10-24T13:43:21.570Z
    
    
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      editorKE</field><field name="derivateLabel">fulltext</field><field name="ir.pdffulltext_url">file/rosdok_disshab_0000002724/rosdok_derivate_0000157919/Atahu_Dissertation_2022.pdf</field><field name="mods.title">The</field><field name="mods.title">effect of coffee husk ash on geotechnical properties of expansive soil</field><field name="mods.title.main">The effect of coffee husk ash on geotechnical properties of expansive soil</field><field name="mods.title.subtitle"></field><field name="mods.nameIdentifier">gnd:1229108777</field><field name="mods.nameIdentifier">gnd:138208557</field><field name="mods.nameIdentifier">gnd:115245081</field><field name="mods.nameIdentifier">gnd:172979382</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.nameIdentifier">gnd:10025954-6</field><field name="mods.nameIdentifier.top">gnd:1229108777</field><field name="mods.nameIdentifier.top">gnd:138208557</field><field name="mods.nameIdentifier.top">gnd:115245081</field><field name="mods.nameIdentifier.top">gnd:172979382</field><field name="mods.nameIdentifier.top">gnd:38329-6</field><field name="mods.nameIdentifier.top">gnd:10025954-6</field><doc><field name="id">rosdok_disshab_0000002724-d1342970e55</field><field name="mods.nameIdentifier">gnd:1229108777</field><field name="mods.name">Meskerem Kebede Atahu</field><field name="mods.name.top">Meskerem Kebede Atahu</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e69</field><field name="mods.nameIdentifier">gnd:138208557</field><field name="mods.name">Fokke Saathoff</field><field name="mods.name.top">Fokke Saathoff</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e84</field><field name="mods.nameIdentifier">gnd:115245081</field><field name="mods.name">Alemayehu Gebissa Guta</field><field name="mods.name.top">Alemayehu Gebissa Guta</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e100</field><field name="mods.name">Emer T. Quezon</field><field name="mods.name.top">Emer T. Quezon</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e111</field><field name="mods.nameIdentifier">gnd:172979382</field><field name="mods.name">Abraham Woldemichael</field><field name="mods.name.top">Abraham Woldemichael</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e126</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.name">Universität Rostock</field><field name="mods.name.top">Universität Rostock</field></doc><doc><field name="id">rosdok_disshab_0000002724-d1342970e137</field><field name="mods.nameIdentifier">gnd:10025954-6</field><field name="mods.name">Universität Rostock Agrar- und Umweltwissenschaftliche Fakultät</field><field name="mods.name.top">Universität Rostock Agrar- und Umweltwissenschaftliche Fakultät</field></doc><field name="mods.name">Meskerem Kebede Atahu</field><field name="mods.name">Fokke Saathoff</field><field name="mods.name">Alemayehu Gebissa Guta</field><field name="mods.name">Emer T. Quezon</field><field name="mods.name">Abraham Woldemichael</field><field name="mods.name">Universität Rostock</field><field name="mods.name">Universität Rostock Agrar- und Umweltwissenschaftliche Fakultät</field><field name="mods.name.top">Meskerem Kebede Atahu</field><field name="mods.name.top">Fokke Saathoff</field><field name="mods.name.top">Alemayehu Gebissa Guta</field><field name="mods.name.top">Emer T. Quezon</field><field name="mods.name.top">Abraham Woldemichael</field><field name="mods.name.top">Universität Rostock</field><field name="mods.name.top">Universität Rostock Agrar- und Umweltwissenschaftliche Fakultät</field><field name="mods.author">Meskerem Kebede Atahu</field><field name="mods.place">Rostock</field><field name="mods.publisher">Universität Rostock</field><field name="mods.genre">epub.dissertation</field><field name="mods.identifier">http://purl.uni-rostock.de/rosdok/id00003569</field><field name="mods.identifier">urn:nbn:de:gbv:28-rosdok_id00003569-7</field><field name="mods.identifier">10.18453/rosdok_id00003569</field><field name="mods.subject">ZI 6430</field><field name="mods.subject">Straßenbau</field><field name="mods.subject">Baustoff</field><field name="mods.subject">Boden</field><field name="mods.abstract">Expansive soil is one of the widespread typical problematic soils that poses several challenges for civil engineers.Expansive soils are hard and strong when they dry out; swell and soften when the moisture content increases.Particularly roads built on expansive soil are susceptible to early damage due to the swelling and shrinkage characteristics of this soil under changing moisture conditions.This study consists of experimental studies on the treatment of expansive soil using Coffee husk ash (CHA).</field><field name="mods.abstract">Expansiver Boden ist einer der weit verbreiteten typischen problematischen Böden, der für Bauingenieure mehrere Herausforderungen darstellt. Expansive Böden sind hart und stark, wenn sie austrocknen; und erweichen, wenn der Feuchtigkeitsgehalt zunimmt. Vor allem Straßen, die auf expansivem Boden gebaut werden, sind auf Grund der Quellung und Schrumpfeigenschaften dieses Bodens unter wechselnden Feuchtigkeitsbedingungen anfällig für frühzeitige Schäden. Diese Untersuchung besteht aus experimentellen Studien zur Behandlung von expansiven Böden mit Kaffeeschalenasche (CHA).</field><field name="mods.dateIssued">2020</field><field name="mods.yearIssued">2020</field><field name="mods.note.referee">Fokke Saathoff (Universität Rostock) ; Alemayehu Gebissa Guta (Universität Rostock) ; Emer T. Quezon (Ambo University) ; Abraham Woldemichael (Hawassa University)</field><field name="mods.note.personal_details">[{"affil":"Universität Rostock","name":"Saathoff, Fokke"},{"affil":"Universität Rostock","name":"Gebissa Guta, Alemayehu"},{"affil":"Ambo University","name":"Quezon, Emer T."},{"affil":"Hawassa University","name":"Woldemichael, Abraham"}]</field><field name="mods.note.statement of responsibility">vorgelegt von Meskerem Kebede Atahu</field><field name="ir.identifier">[xslt]Saxon</field><field name="recordIdentifier">rosdok/id00003569</field><field name="purl">https://purl.uni-rostock.de/rosdok/id00003569</field><field name="ppn">1798405881</field><field name="doi">10.18453/rosdok_id00003569</field><field name="urn">urn:nbn:de:gbv:28-rosdok_id00003569-7</field><field name="ir.creator.result">Meskerem Kebede Atahu</field><field name="ir.creator.sort">Atahu Meskerem Kebede</field><field name="ir.title.result">The effect of coffee husk ash on geotechnical properties of expansive soil</field><field name="ir.doctype.result">Dissertation</field><field name="ir.doctype_en.result">doctoral thesis</field><field name="ir.originInfo.result">Universität Rostock, 2020</field><field name="ir.abstract300.result">Expansive soil is one of the widespread typical problematic soils that poses several challenges for civil engineers.Expansive soils are hard and strong when they dry out; swell and soften when the moisture content increases.Particularly roads built on expansive soil are susceptible to early damage…</field><field name="ir.creator_all">Meskerem Kebede Atahu</field><field name="ir.title_all">The</field><field name="ir.title_all">effect of coffee husk ash on geotechnical properties of expansive soil</field><field name="ir.location_all">Universitätsbibliothek Rostock</field><field name="ir.location_all">http://purl.uni-rostock.de/rosdok/id00003569</field><field name="ir.creator_all">Meskerem Kebede</field><field name="ir.creator_all">Atahu</field><field name="ir.creator_all">1988 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">VerfasserIn</field><field name="ir.creator_all">aut</field><field name="ir.creator_all">1229108777</field><field name="ir.creator_all">Fokke</field><field name="ir.creator_all">Saathoff</field><field name="ir.creator_all">1957 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">138208557</field><field name="ir.creator_all">Universität Rostock</field><field name="ir.creator_all">Alemayehu</field><field name="ir.creator_all">Gebissa Guta</field><field name="ir.creator_all">1965 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">115245081</field><field name="ir.creator_all">Universität Rostock</field><field name="ir.creator_all">Emer T.</field><field name="ir.creator_all">Quezon</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">Ambo University</field><field name="ir.creator_all">Abraham</field><field name="ir.creator_all">Woldemichael</field><field name="ir.creator_all">1957 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">172979382</field><field name="ir.creator_all">Hawassa University</field><field name="ir.creator_all">38329-6</field><field name="ir.creator_all">Universität Rostock</field><field name="ir.creator_all">1419 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">Grad-verleihende Institution</field><field name="ir.creator_all">dgg</field><field name="ir.creator_all">10025954-6</field><field name="ir.creator_all">Universität Rostock</field><field name="ir.creator_all">Agrar- und Umweltwissenschaftliche Fakultät</field><field name="ir.creator_all">1998 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">Grad-verleihende Institution</field><field name="ir.creator_all">dgg</field><field name="ir.identifier">[purl]http://purl.uni-rostock.de/rosdok/id00003569</field><field name="ir.identifier">[urn]urn:nbn:de:gbv:28-rosdok_id00003569-7</field><field name="ir.identifier">[doi]10.18453/rosdok_id00003569</field><field name="ir.oai.setspec.open_access">open_access</field><field name="ir.pubyear_start">2020</field><field name="ir.pubyear_end">2020</field><field name="ir.epoch_class.facet">epoch:21th_century</field><field name="ir.language_class.facet">rfc5646:en</field><field name="ir.doctype_class.facet">doctype:epub.dissertation</field><field name="ir.accesscondition_class.facet">accesscondition:openaccess</field><field name="ir.sdnb_class.facet">SDNB:624</field><field name="ir.institution_class.facet">institution:unirostock.auf</field><field name="ir.state_class.facet">state:published</field></doc></add>