TY  - JOUR
AU  - A. G. Voronovich
TI  - On the limits of applicability of Kirchhoff approximation in problems of sound

JO  - Doklady Akademii Nauk
PY  - 1983
SP  - 830
EP  - 834
VL  - 273
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1983_273_4_a14/
LA  - ru
ID  - DAN_1983_273_4_a14
ER  -