@article{DAN_1967_176_6_a10,
     author = {E. M. Semenov},
     title = {Interpolation of linear operators and estimates of {Fourier} coefficients},
     journal = {Doklady Akademii Nauk},
     pages = {1251--1254},
     publisher = {mathdoc},
     volume = {176},
     number = {6},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_176_6_a10/}
}