@article{DAN_1963_149_3_a6,
     author = {A. Ya. Lepin},
     title = {Application of the method of nets to a hyperbolic system of quasi-linear equations on the plane},
     journal = {Doklady Akademii Nauk},
     pages = {516--517},
     publisher = {mathdoc},
     volume = {149},
     number = {3},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_149_3_a6/}
}