@article{VMUMM_1984_1_a7,
     author = {A. I. Kamzolov},
     title = {Linear deviations of classes of smooth functions on the sphere $S^n$},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {37--40},
     year = {1984},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1984_1_a7/}
}