TY  - JOUR
AU  - A. Sharma
AU  - I. Tsimbalario
TI  - Certain linear differential operators and generalized differences
JO  - Matematičeskie zametki
PY  - 1977
SP  - 161
EP  - 172
VL  - 21
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1977_21_2_a3/
LA  - ru
ID  - MZM_1977_21_2_a3
ER  -