%0 Journal Article %A E. G. Sklyarenko %T The homological degree and Hopf's absolute degree %J Sbornik. Mathematics %D 2008 %P 1687-1713 %V 199 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2008_199_11_a4/ %G en %F SM_2008_199_11_a4