TY  - JOUR
AU  - M. M. Dzhrbashyan
AU  - V. M. Martirosyan
TI  - Integral representations and best approximation by generalized polynomials in systems of Mittag-Leffler type
JO  - Izvestiya. Mathematics 
PY  - 1984
SP  - 449
EP  - 471
VL  - 23
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM2_1984_23_3_a2/
LA  - en
ID  - IM2_1984_23_3_a2
ER  -