@article{DE_1968_4_9_a10,
     author = {A. B. Nersesyan},
     title = {The {Cauchy} problem for a one-dimensional hyperbolic equation of arbitrary order with data on a curve of degeneracy},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1658--1662},
     publisher = {mathdoc},
     volume = {4},
     number = {9},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1968_4_9_a10/}
}