@article{DE_1983_19_12_a8,
     author = {L. R. Volevich and M. G. Dzhavadov},
     title = {Uniform estimates for solutions of hyperbolic equations with a small parameter multiplying the highest derivatives},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2082--2090},
     publisher = {mathdoc},
     volume = {19},
     number = {12},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1983_19_12_a8/}
}