TY  - JOUR
AU  - Ya. N. Fel'd
TI  - A method for solving mathematical physics problems
JO  - Doklady Akademii Nauk
PY  - 1970
SP  - 1007
EP  - 1010
VL  - 192
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1970_192_5_a15/
LA  - ru
ID  - DAN_1970_192_5_a15
ER  -