@article{GDZPPN002281899,
title = {Zur Theorie der Zeroringe.},
journal = {Mathematische Annalen},
volume = {121},
year = {1949},
pages = {242-246},
zbl = {0034.31001},
url = {http://dml.mathdoc.fr/item/GDZPPN002281899}
}
Szele, Tibor. Zur Theorie der Zeroringe.. Mathematische Annalen, Tome 121 (1949) pp. 242-246. http://gdmltest.u-ga.fr/item/GDZPPN002281899/