@article{DE_1989_25_10_a14,
     author = {R. I. Semerdzhieva},
     title = {A difference method for solving a class of hyperbolic equations with degenerate order},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1755--1766},
     publisher = {mathdoc},
     volume = {25},
     number = {10},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1989_25_10_a14/}
}