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@article{DAN_1987_296_1_a17, author = {L. V. Berlyand and S. Yu. Dobrokhotov}, title = {``Operator separation of variables'' in problems of short-wave}, journal = {Doklady Akademii Nauk}, pages = {80--84}, publisher = {mathdoc}, volume = {296}, number = {1}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1987_296_1_a17/} }
L. V. Berlyand; S. Yu. Dobrokhotov. ``Operator separation of variables'' in problems of short-wave. Doklady Akademii Nauk, Tome 296 (1987) no. 1, pp. 80-84. http://geodesic.mathdoc.fr/item/DAN_1987_296_1_a17/