@article{MZM_2005_78_1_a9,
     author = {V. N. Konovalov},
     title = {On the {Orders} of {Nonlinear} {Approximations} for {Classes} of {Functions} of {Given} {Form}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {98--114},
     publisher = {mathdoc},
     volume = {78},
     number = {1},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2005_78_1_a9/}
}