@article{DAN_1967_177_5_a7,
     author = {M. I. Freidlin},
     title = {A certain class of degenerate quasilinear equations},
     journal = {Doklady Akademii Nauk},
     pages = {1015--1018},
     publisher = {mathdoc},
     volume = {177},
     number = {5},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_177_5_a7/}
}