@article{MMO_1970_23_a1,
     author = {S. Ya. Yakubov},
     title = {Solvability of the {Cauchy} problem for abstract quasilinear second order hyperbolic equations, and their applications},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {37--60},
     publisher = {mathdoc},
     volume = {23},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_1970_23_a1/}
}