@article{1200692683,
author = {Nakai, Yoshikazu},
title = {High order derivations. I},
journal = {Osaka J. Math.},
volume = {7},
number = {1},
year = {1970},
pages = { 1-27},
language = {en},
url = {http://dml.mathdoc.fr/item/1200692683}
}
Nakai, Yoshikazu. High order derivations. I. Osaka J. Math., Tome 7 (1970) no. 1, pp. 1-27. http://gdmltest.u-ga.fr/item/1200692683/