TY - JOUR AU - Yu. A. Koshevnik AU - B. Ya. Levit TI - The boundaries of risk in the problem of estimation of symmetrical distributions JO - Zapiski Nauchnykh Seminarov POMI PY - 1980 SP - 98 EP - 114 VL - 98 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1980_98_a8/ LA - ru ID - ZNSL_1980_98_a8 ER -