@article{1178243211, author = {Yoshino, Takashi}, title = {Nearly normal operators}, journal = {Tohoku Math. J. (2)}, volume = {20}, number = {4}, year = {1968}, pages = { 1-4}, language = {en}, url = {http://dml.mathdoc.fr/item/1178243211} }
Yoshino, Takashi. Nearly normal operators. Tohoku Math. J. (2), Tome 20 (1968) no. 4, pp. 1-4. http://gdmltest.u-ga.fr/item/1178243211/