@article{DE_1989_25_1_a4,
     author = {V. N. Denisov},
     title = {Stabilization of means of the solution of the {Cauchy} problem for hyperbolic equations in a space of negative curvature},
     journal = {Differencialʹnye uravneni\^a},
     pages = {34--43},
     publisher = {mathdoc},
     volume = {25},
     number = {1},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1989_25_1_a4/}
}