@article{CHEB_2021_22_3_a28,
     author = {D. V. Gorbachev and N. N. Dobrovolskii},
     title = {Approximation by spherical polynomials in $L^{p}$ for $p<1$},
     journal = {\v{C}eby\v{s}evskij sbornik},
     pages = {453--456},
     publisher = {mathdoc},
     volume = {22},
     number = {3},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CHEB_2021_22_3_a28/}
}