@article{VMUMM_1995_1_a12,
     author = {I. G. Tsar'kov},
     title = {Some theorems on function smoothing},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {79--81},
     publisher = {mathdoc},
     number = {1},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1995_1_a12/}
}