@article{IM_1974__24_142268,
     author = {J.P. Alexander and G.C. Hamrick and J. Vick},
     title = {Involutions on {Homotopy} {Spheres.}},
     journal = {Inventiones mathematicae},
     pages = {35--50},
     publisher = {mathdoc},
     volume = {24},
     year = {1974},
     zbl = {0276.57017},
     url = {http://geodesic.mathdoc.fr/item/IM_1974__24_142268/}
}