@article{1250521677, author = {Iriye, Kouyemon}, title = {Hopf $\tau$-spaces and $\tau$-homotopy groups}, journal = {J. Math. Kyoto Univ.}, volume = {22}, number = {4}, year = {1982}, pages = { 719-727}, language = {en}, url = {http://dml.mathdoc.fr/item/1250521677} }
Iriye, Kouyemon. Hopf τ-spaces and τ-homotopy groups. J. Math. Kyoto Univ., Tome 22 (1982) no. 4, pp. 719-727. http://gdmltest.u-ga.fr/item/1250521677/