@article{1256054449, author = {Baum, Paul F.}, title = {Quadratic maps and stable homotopy groups of spheres}, journal = {Illinois J. Math.}, volume = {11}, number = {4}, year = {1967}, pages = { 586-595}, language = {en}, url = {http://dml.mathdoc.fr/item/1256054449} }
Baum, Paul F. Quadratic maps and stable homotopy groups of spheres. Illinois J. Math., Tome 11 (1967) no. 4, pp. 586-595. http://gdmltest.u-ga.fr/item/1256054449/