@article{1250777423,
author = {Okugawa, K\^otaro},
title = {On differential algebra of arbitary characteristic},
journal = {Mem. College Sci. Univ. Kyoto Ser. A Math.},
volume = {28},
number = {2},
year = {1953},
pages = { 97-107},
language = {en},
url = {http://dml.mathdoc.fr/item/1250777423}
}
Okugawa, Kôtaro. On differential algebra of arbitary characteristic. Mem. College Sci. Univ. Kyoto Ser. A Math., Tome 28 (1953) no. 2, pp. 97-107. http://gdmltest.u-ga.fr/item/1250777423/