TY  - JOUR
AU  - N. I. Popivanov
TI  - Nonlocal regularization of boundary value problems for the wave
JO  - Doklady Akademii Nauk
PY  - 1986
SP  - 1060
EP  - 1063
VL  - 289
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1986_289_5_a7/
LA  - ru
ID  - DAN_1986_289_5_a7
ER  -