@article{MZ_1942__47_168959, author = {F., Klein-Barmen}, title = {Molekulare {Verb\"ande}}, journal = {Mathematische Zeitschrift}, pages = {373--394}, publisher = {mathdoc}, volume = {47}, year = {1942}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MZ_1942__47_168959/} }