%0 Journal Article %A V. G. Alekseev %T Estimation of a probability density function and its derivatives %J Matematičeskie zametki %D 1972 %P 621-626 %V 12 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1972_12_5_a16/ %G ru %F MZM_1972_12_5_a16