@article{MAN_1996__305_2_182994,
     author = {Joseph Roitberg},
     title = {Genus and symmetry in homotopy theory.},
     journal = {Mathematische Annalen},
     pages = {381--386},
     year = {1996},
     volume = {305},
     number = {2},
     zbl = {0864.55004},
     url = {http://geodesic.mathdoc.fr/item/MAN_1996__305_2_182994/}
}