@article{GDZPPN002268248, title = {Untersuchungen zur Quantentheorie}, journal = {Mathematische Annalen}, volume = {84}, year = {1921}, pages = {277-302}, language = {de}, url = {http://dml.mathdoc.fr/item/GDZPPN002268248} }
Kneser, H. Untersuchungen zur Quantentheorie. Mathematische Annalen, Tome 84 (1921) pp. 277-302. http://gdmltest.u-ga.fr/item/GDZPPN002268248/