%0 Journal Article %A A. Ya. Lepin %T Application of the method of nets to a hyperbolic system of quasi-linear equations on the plane %J Doklady Akademii Nauk %D 1963 %P 516-517 %V 149 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_149_3_a6/ %G ru %F DAN_1963_149_3_a6