%0 Journal Article %A V. M. Nezhinskii %T Pseudohomotopic invariants of singular links %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1999 %P 642-643 %V 54 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1999_54_3_a12/ %G en %F RM_1999_54_3_a12