@article{DAN_1973_211_6_a6,
     author = {I. I. Ibragimov},
     title = {On an estimate of the norm of some linear operators in classes of entire functions of finite degree},
     journal = {Doklady Akademii Nauk},
     pages = {1276--1279},
     publisher = {mathdoc},
     volume = {211},
     number = {6},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_211_6_a6/}
}