@article{1178240838, author = {Nishishiraho, Toshihiko}, title = {Saturation of positive linear operators}, journal = {Tohoku Math. J. (2)}, volume = {28}, number = {4}, year = {1976}, pages = { 239-243}, language = {en}, url = {http://dml.mathdoc.fr/item/1178240838} }
Nishishiraho, Toshihiko. Saturation of positive linear operators. Tohoku Math. J. (2), Tome 28 (1976) no. 4, pp. 239-243. http://gdmltest.u-ga.fr/item/1178240838/