@book{bhlpg211433, title = {Botanische Jahrbücher fur Systematik, Pflanzengeschichte und Pflanzengeographie }, volume = {Bd.30 (1902)}, url = {https://www.biodiversitylibrary.org/page/211433}, publisher = {Schweizerbart [etc.]}, author = {Engler, Adolf, 1844 -1930}, year = {1902}, pages = {Page 217}, } @book{bhlpg9732329, title = {Zoologischer Anzeiger }, volume = {Index Bd.36-40 (1910-1912)}, url = {https://www.biodiversitylibrary.org/page/9732329}, publisher = {VEB Gustav Fischer Verlag}, author = {Deutsche Zoologische Gesellschaft. }, year = {1910}, pages = {Page 230}, }