@article{CMH_1969__44_139380,
     author = {Daniel G. Quillen},
     title = {An {Application} of {Simplicial} {Profinite} {Groups.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {45--60},
     publisher = {mathdoc},
     volume = {44},
     year = {1969},
     zbl = {0232.20065},
     url = {http://geodesic.mathdoc.fr/item/CMH_1969__44_139380/}
}