%0 Journal Article %A Yu. V. Muranov %T Relative Wall groups and decorations %J Sbornik. Mathematics %D 1995 %P 495-514 %V 83 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1995_83_2_a12/ %G en %F SM_1995_83_2_a12