@article{1077492794,
author = {Pate, Robert S.},
title = {Rings with multiple-valued operations},
journal = {Duke Math. J.},
volume = {8},
number = {1},
year = {1941},
pages = { 506-517},
language = {en},
url = {http://dml.mathdoc.fr/item/1077492794}
}
Pate, Robert S. Rings with multiple-valued operations. Duke Math. J., Tome 8 (1941) no. 1, pp. 506-517. http://gdmltest.u-ga.fr/item/1077492794/