@article{CTGDC_1981__22_4_371_0,
     author = {Brown, Ronald and Higgins, Philip J.},
     title = {The equivalence of $\infty $-groupoids and crossed complexes},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {371--386},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {22},
     number = {4},
     year = {1981},
     zbl = {0487.55007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CTGDC_1981__22_4_371_0/}
}