@article{1256052280, author = {Robinson, C. A.}, title = {Moore-postnikov systems for non-simple fibrations}, journal = {Illinois J. Math.}, volume = {16}, number = {1}, year = {1972}, pages = { 234-242}, language = {en}, url = {http://dml.mathdoc.fr/item/1256052280} }
Robinson, C. A. Moore-postnikov systems for non-simple fibrations. Illinois J. Math., Tome 16 (1972) no. 1, pp. 234-242. http://gdmltest.u-ga.fr/item/1256052280/