@article{DAN_1975_220_2_a6,
     author = {L. A. Muravei},
     title = {On the asymptotic behavior for large values of time of a solution of an exterior boundary-value problem for the wave equation},
     journal = {Doklady Akademii Nauk},
     pages = {289--292},
     publisher = {mathdoc},
     volume = {220},
     number = {2},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1975_220_2_a6/}
}