@article{FAA_1996_30_1_a13,
     author = {O. G. Parfenov},
     title = {Asymptotic {Behavior} of the {Gelfand} and the {Bernstein} {Widths} of {Some} {Classes} of {Analytic} {Functions}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {79--80},
     publisher = {mathdoc},
     volume = {30},
     number = {1},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1996_30_1_a13/}
}