@article{1256053075, author = {Levitt, Norman}, title = {Normal fibrations for complexes}, journal = {Illinois J. Math.}, volume = {14}, number = {4}, year = {1970}, pages = { 385-408}, language = {en}, url = {http://dml.mathdoc.fr/item/1256053075} }
Levitt, Norman. Normal fibrations for complexes. Illinois J. Math., Tome 14 (1970) no. 4, pp. 385-408. http://gdmltest.u-ga.fr/item/1256053075/