@article{GDZPPN00237966X,
title = {Molekulare Verb\"ande},
journal = {Mathematische Zeitschrift},
volume = {48},
year = {1942},
pages = {373-394},
language = {en},
url = {http://dml.mathdoc.fr/item/GDZPPN00237966X}
}
Klein-Barmen, F.,. Molekulare Verbände. Mathematische Zeitschrift, Tome 48 (1942) pp. 373-394. http://gdmltest.u-ga.fr/item/GDZPPN00237966X/