TY - JOUR AU - M. S. Ermakov TI - On a~sufficient statistics for families of distributions with variable support of density.~I JO - Zapiski Nauchnykh Seminarov POMI PY - 1980 SP - 62 EP - 82 VL - 97 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1980_97_a7/ LA - ru ID - ZNSL_1980_97_a7 ER -