%0 Journal Article %A E. B. Vul %A K. M. Khanin %T Homeomorphisms of the circle with singularities of ``break'' type %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1990 %P 229-230 %V 45 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1990_45_3_a10/ %G en %F RM_1990_45_3_a10