@article{DE_1970_6_7_a16,
     author = {E. K. Isakova},
     title = {The principle of limiting amplitude for the {Cauchy--Poisson} {problem.~III}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1289--1297},
     publisher = {mathdoc},
     volume = {6},
     number = {7},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1970_6_7_a16/}
}