@article{DAN_1960_134_5_a1,
     author = {I. Ya. Bakelman},
     title = {The first boundary value problem for quasilinear elliptic equations},
     journal = {Doklady Akademii Nauk},
     pages = {1005--1008},
     publisher = {mathdoc},
     volume = {134},
     number = {5},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1960_134_5_a1/}
}