Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1961__35_139209, author = {P.J. Hilton}, title = {On excision and principal fibrations.}, journal = {Commentarii mathematici Helvetici}, pages = {77--84}, publisher = {mathdoc}, volume = {35}, year = {1961}, zbl = {0107.16804}, url = {http://geodesic.mathdoc.fr/item/CMH_1961__35_139209/} }
P.J. Hilton. On excision and principal fibrations.. Commentarii mathematici Helvetici, Tome 35 (1961), pp. 77-84. http://geodesic.mathdoc.fr/item/CMH_1961__35_139209/