@article{DAN_1984_276_1_a1,
     author = {S. A. Gabov and P. V. Shevtsov},
     title = {A differential equation of the type of {S.} {L.~Sobolev's} equation},
     journal = {Doklady Akademii Nauk},
     pages = {14--17},
     year = {1984},
     volume = {276},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_276_1_a1/}
}