TY  - JOUR
AU  - P. E. Krasnushkin
TI  - Method of calculation of impedance in problems of waves in elastic media
JO  - Doklady Akademii Nauk
PY  - 1980
SP  - 332
EP  - 335
VL  - 252
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1980_252_2_a20/
LA  - ru
ID  - DAN_1980_252_2_a20
ER  -