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@article{DAN_1986_289_5_a7, author = {N. I. Popivanov}, title = {Nonlocal regularization of boundary value problems for the wave}, journal = {Doklady Akademii Nauk}, pages = {1060--1063}, publisher = {mathdoc}, volume = {289}, number = {5}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1986_289_5_a7/} }
N. I. Popivanov. Nonlocal regularization of boundary value problems for the wave. Doklady Akademii Nauk, Tome 289 (1986) no. 5, pp. 1060-1063. http://geodesic.mathdoc.fr/item/DAN_1986_289_5_a7/