@article{IVM_1980_6_a9,
     author = {B. E. Rogoza},
     title = {First integrals of a~quasilinear elliptic equation},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {57--61},
     publisher = {mathdoc},
     number = {6},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1980_6_a9/}
}