@article{PMIHES_1968__34__105_0,
     author = {Segal, Graeme},
     title = {Classifying spaces and spectral sequences},
     journal = {Publications Math\'ematiques de l'IH\'ES},
     pages = {105--112},
     publisher = {Institut des Hautes \'Etudes Scientifiques},
     volume = {34},
     year = {1968},
     mrnumber = {232393},
     zbl = {0199.26404},
     language = {en},
     url = {http://www.numdam.org/item/PMIHES_1968__34__105_0/}
}