@article{1077309564, author = {Cooper, Benjamin G.}, title = {Doubly stable two-stage Postnikov systems}, journal = {Duke Math. J.}, volume = {40}, number = {1}, year = {1973}, pages = { 115-130}, language = {en}, url = {http://dml.mathdoc.fr/item/1077309564} }
Cooper, Benjamin G. Doubly stable two-stage Postnikov systems. Duke Math. J., Tome 40 (1973) no. 1, pp. 115-130. http://gdmltest.u-ga.fr/item/1077309564/