@article{MAT_1965_9_4_a1,
     author = {P. J. Huber},
     title = {Homotopy theory in general categories},
     journal = {Matematika},
     pages = {41--67},
     year = {1965},
     volume = {9},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1965_9_4_a1/}
}