%0 Journal Article %A Saneblidze, S. %T On derived categories and derived functors. %J Extracta mathematicae %D 2007 %P 315-324 %V 22 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/EXMATH_2007_2007_1_a21/ %G en %F EXMATH_2007_2007_1_a21