@article{SHC_1958-1959__11_1_A5_0, author = {Cartan, Henri}, title = {Suspension et invariant de {Hopf}}, journal = {S\'eminaire Henri Cartan}, note = {talk:5}, pages = {1--19}, publisher = {Secr\'etariat math\'ematique}, volume = {11}, number = {1}, year = {1958-1959}, language = {fr}, url = {http://archive.numdam.org/item/SHC_1958-1959__11_1_A5_0/} }
Cartan, Henri. Suspension et invariant de Hopf. Séminaire Henri Cartan, Invariant de Hopf et opérations cohomologiques secondaires, Tome 11 (1958-1959) no. 1, Exposé no. 5, 19 p. http://archive.numdam.org/item/SHC_1958-1959__11_1_A5_0/
[1] Foundations of algebraic topology. - Princeton, Princeton University Press, 1952 (Princeton mathematical Series, 15). | MR | Zbl
and . -[2] Adjoint functors, Trans. Amer. math. Soc., t. 87, 1958, p. 294-329. | MR | Zbl
. -[3] Le théorème de Freudenthal, la suite exacte de James et l'invariant de Hopf généralisé, Seminaire Cartan, t. 7, 1954/55 : Algèbres d'Eilenberg-Maclane et homotopie, exposé 22. | Numdam
. -[4] A connection between the Whitehead and the Pontryagin product, Amer. J. Math., t. 75, 1953, p. 744-752. | MR | Zbl
. -[5] Generalization of the Hopf invariante Annals of Math., Series 2, t. 51, 1950, p. 192-237. | MR | Zbl
. -