@article{1102817500, author = {Hoo, C. S.}, title = {Principal and induced fibrations.}, journal = {Pacific J. Math.}, volume = {67}, number = {2}, year = {1976}, pages = { 389-400}, language = {en}, url = {http://dml.mathdoc.fr/item/1102817500} }
Hoo, C. S. Principal and induced fibrations.. Pacific J. Math., Tome 67 (1976) no. 2, pp. 389-400. http://gdmltest.u-ga.fr/item/1102817500/