@article{1195521517,
author = {Furuta, Takayuki and Horie, Midori and Nakamoto, Ritsuo},
title = {A remark on a class of operators},
journal = {Proc. Japan Acad.},
volume = {43},
number = {5},
year = {1967},
pages = { 607-609},
language = {en},
url = {http://dml.mathdoc.fr/item/1195521517}
}
Furuta, Takayuki; Horie, Midori; Nakamoto, Ritsuo. A remark on a class of operators. Proc. Japan Acad., Tome 43 (1967) no. 5, pp. 607-609. http://gdmltest.u-ga.fr/item/1195521517/