TY - JOUR AU - Sh. A. Khashimov TI - Nonparametric estimation for derivatives of probability density and the regression function JO - Matematičeskie zametki PY - 1990 SP - 148 EP - 150 VL - 47 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1990_47_6_a22/ LA - ru ID - MZM_1990_47_6_a22 ER -