@book{bhlitem28264, title = {Abhandlungen }, volume = {abh. 4 (1918)}, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/28264}, note = {https://www.biodiversitylibrary.org/bibliography/6290}, publisher = {Berlin, W. de Gruyter [etc.], }, author = {Heidelberger Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse.}, year = {1918}, pages = {94}, keywords = {Science|Societies, etc}, }