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@article{MAT_1965_9_4_a1, author = {P. J. Huber}, title = {Homotopy theory in general categories}, journal = {Matematika}, pages = {41--67}, publisher = {mathdoc}, volume = {9}, number = {4}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MAT_1965_9_4_a1/} }
P. J. Huber. Homotopy theory in general categories. Matematika, Tome 9 (1965) no. 4, pp. 41-67. http://geodesic.mathdoc.fr/item/MAT_1965_9_4_a1/