@article{ZVMMF_2006_46_5_a4,
     author = {A. Yu. Shcheglov},
     title = {A~method for finding coefficients of a~quasilinear hyperbolic equation},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {813--833},
     publisher = {mathdoc},
     volume = {46},
     number = {5},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2006_46_5_a4/}
}