TY  - JOUR
AU  - V. G. Kulakova
TI  - Invariant means and conditional expectation operators
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1977
SP  - 207
EP  - 210
VL  - 73
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1977_73_a15/
LA  - ru
ID  - ZNSL_1977_73_a15
ER  -