@article{INTA_1971_8_a1,
     author = {D. B. Fuchs},
     title = {Homotopic topology},
     journal = {Itogi Nauki i Tekhniki. Seriya Algebra. Geometriya. Topologiya},
     pages = {71--122},
     year = {1971},
     volume = {8},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTA_1971_8_a1/}
}