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@article{DAN_1970_193_6_a2, author = {I. I. Ibragimov and A. D. Gadzhiev}, title = {On a sequence of linear positive operators}, journal = {Doklady Akademii Nauk}, pages = {1222--1225}, publisher = {mathdoc}, volume = {193}, number = {6}, year = {1970}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1970_193_6_a2/} }
I. I. Ibragimov; A. D. Gadzhiev. On a sequence of linear positive operators. Doklady Akademii Nauk, Tome 193 (1970) no. 6, pp. 1222-1225. http://geodesic.mathdoc.fr/item/DAN_1970_193_6_a2/