%0 Journal Article %A S. G. Samko %T Differentiation and integration of variable (fractional) order %J Doklady Akademii Nauk %D 1995 %P 458-460 %V 342 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1995_342_4_a6/ %G ru %F DAN_1995_342_4_a6