@article{TIMM_2020_26_4_a10,
     author = {N. A. Ilyasov},
     title = {Some supplements to {S.} {B.} {Stechkin's} inequalities in direct and inverse theorems on the approximation of continuous periodic functions},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {155--181},
     publisher = {mathdoc},
     volume = {26},
     number = {4},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2020_26_4_a10/}
}