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@article{MMO_1960_9_a0, author = {A. S. Schwarz}, title = {The homologies of spaces of closed curves}, journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva}, pages = {3--44}, publisher = {mathdoc}, volume = {9}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MMO_1960_9_a0/} }
A. S. Schwarz. The homologies of spaces of closed curves. Trudy Moskovskogo matematičeskogo obŝestva, Trudy Moskovskogo Matematicheskogo Obshchestva, Tome 9 (1960), pp. 3-44. http://geodesic.mathdoc.fr/item/MMO_1960_9_a0/