TY  - JOUR
AU  - I. G. Guseinov
AU  - R. M. Gadzhimirzaev
TI  - Two-dimensional limit series in ultraspherical Jacobi polynomials and their approximative properties
JO  - Izvestiya of Saratov University. Mathematics. Mechanics. Informatics
PY  - 2021
SP  - 422
EP  - 433
VL  - 21
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ISU_2021_21_4_a0/
LA  - ru
ID  - ISU_2021_21_4_a0
ER  -