@book{bhlpg3026842, title = {Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik }, volume = {Jahrg.39=Bd.138 (1918)}, url = {https://www.biodiversitylibrary.org/page/3026842}, publisher = {G. Fischer [etc.]}, author = {Association internationale des botanistes. }, year = {1918}, pages = {Page 157}, } @book{bhlpg28702987, title = {Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahlem }, volume = {bd.7 (1917-1921)}, url = {https://www.biodiversitylibrary.org/page/28702987}, publisher = {Botanisches Museum}, author = {Botanischer Garten und Museum (Berlin, Germany) }, year = {1917}, pages = {Page 8}, } @book{bhlpg28703021, title = {Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahlem }, volume = {bd.7 (1917-1921)}, url = {https://www.biodiversitylibrary.org/page/28703021}, publisher = {Botanisches Museum}, author = {Botanischer Garten und Museum (Berlin, Germany) }, year = {1917}, pages = {Page 42}, } @book{bhlpg28703540, title = {Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahlem }, volume = {bd.7 (1917-1921)}, url = {https://www.biodiversitylibrary.org/page/28703540}, publisher = {Botanisches Museum}, author = {Botanischer Garten und Museum (Berlin, Germany) }, year = {1917}, pages = {Page 545}, }