@article{CMH_1961__36_139226,
     author = {Joseph A. Wolf},
     title = {VINCENT's {Conjecture} on {CLIFFORD} {Translations} of the {Sphere.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {33--41},
     publisher = {mathdoc},
     volume = {36},
     year = {1961},
     zbl = {0109.39201},
     url = {http://geodesic.mathdoc.fr/item/CMH_1961__36_139226/}
}