%0 Journal Article %A V. A. Voevodskii %A M. M. Kapranov %T $\infty$-Groupoids as a~model for a~homotopy category %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1990 %P 239-240 %V 45 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1990_45_5_a15/ %G en %F RM_1990_45_5_a15