TY  - JOUR
AU  - A. A. Tsygankov
TI  - Simultaneous orthogonality of polynomials on a contour and over the area of a region
JO  - Doklady Akademii Nauk
PY  - 1974
SP  - 46
EP  - 48
VL  - 216
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1974_216_1_a11/
LA  - ru
ID  - DAN_1974_216_1_a11
ER  -