@article{DE_1980_16_5_a4,
     author = {E. I. Moiseev},
     title = {Asymptotic mean value formula for the regular solution of a differential equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {827--844},
     publisher = {mathdoc},
     volume = {16},
     number = {5},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1980_16_5_a4/}
}