%0 Journal Article %A N. A. Schuchkin %T Bijectivity of the skew map in $n$-groups %J Trudy Instituta matematiki %D 2008 %P 106-112 %V 16 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMB_2008_16_1_a18/ %G ru %F TIMB_2008_16_1_a18