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@article{MAN_1980__247_163349, author = {Dirk Ferus}, title = {Symmetrie {Submanifolds} of {Euclidean} {Space.}}, journal = {Mathematische Annalen}, pages = {81--94}, publisher = {mathdoc}, volume = {247}, year = {1980}, zbl = {0446.53041}, url = {http://geodesic.mathdoc.fr/item/MAN_1980__247_163349/} }
Dirk Ferus. Symmetrie Submanifolds of Euclidean Space.. Mathematische Annalen, Tome 247 (1980), pp. 81-94. http://geodesic.mathdoc.fr/item/MAN_1980__247_163349/