TY  - JOUR
AU  - A. A. Kirillov
TI  - Invariant differential operators on geometrical quantities
JO  - Funkcionalʹnyj analiz i ego priloženiâ
PY  - 1977
SP  - 39
EP  - 44
VL  - 11
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FAA_1977_11_2_a3/
LA  - ru
ID  - FAA_1977_11_2_a3
ER  -