TY  - JOUR
AU  - Z. I. Biglov
TI  - An expansion in eigenfunctions of a system of second order differential equations
JO  - Doklady Akademii Nauk
PY  - 1957
SP  - 797
EP  - 799
VL  - 112
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1957_112_5_a2/
LA  - ru
ID  - DAN_1957_112_5_a2
ER  -