TY  - JOUR
AU  - G. K. Lebed'
TI  - On quadrature formulas with smallest bound for the remainder on certain classes of functions.~II
JO  - Izvestiya. Mathematics 
PY  - 1970
SP  - 645
EP  - 669
VL  - 4
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM2_1970_4_3_a9/
LA  - en
ID  - IM2_1970_4_3_a9
ER  -