Ludwig, Christian Gottlieb; Linné, Carl von;
Observationes In Methodvm Plantarvm Sexvalem Cel. Linnaei Praemittit Et Collegivm Dispvtatorivm Pvblicvm Indicit
Lipsiae : Ex Officina Langenhemiana , [1739?]
https://purl.uni-rostock.de/rosdok/ppn1860284116