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@article{MAN_1980__251_163424, author = {Hans Friedrich M\"unzner}, title = {Isoparametrische {Hyperfl\"achen} in {Sph\"aren} {I.}}, journal = {Mathematische Annalen}, pages = {57--72}, publisher = {mathdoc}, volume = {251}, year = {1980}, zbl = {0417.53030}, url = {http://geodesic.mathdoc.fr/item/MAN_1980__251_163424/} }
Hans Friedrich Münzner. Isoparametrische Hyperflächen in Sphären I.. Mathematische Annalen, Tome 251 (1980), pp. 57-72. http://geodesic.mathdoc.fr/item/MAN_1980__251_163424/