%0 Journal Article %A V. G. Bardakov %A M. V. Neshchadim %T Knot groups and nilpotent approximability %J Trudy Instituta matematiki i mehaniki %D 2017 %P 43-51 %V 23 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2017_23_4_a4/ %G ru %F TIMM_2017_23_4_a4