@article{MZM_1976_19_1_a3,
     author = {K. Yu. Osipenko},
     title = {Best approximation of analytic functions from information about their values at a~finite number of points},
     journal = {Matemati\v{c}eskie zametki},
     pages = {29--40},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1976_19_1_a3/}
}