@article{MZ_1978__161_172704,
     author = {Pawel Traczyk},
     title = {On the {G-Homotopy} {Equivalence} of {Spheres} of {Representations.}},
     journal = {Mathematische Zeitschrift},
     pages = {257--262},
     year = {1978},
     volume = {161},
     zbl = {0365.22014},
     url = {http://geodesic.mathdoc.fr/item/MZ_1978__161_172704/}
}