%0 Journal Article %A A. V. Guminskaya %T On calculation of the relative index of zero fixed point in the degenerate case %J Trudy Instituta matematiki %D 2008 %P 3-13 %V 16 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMB_2008_16_2_a0/ %G ru %F TIMB_2008_16_2_a0