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@article{MAN_1990__287_1_164682, author = {Chong-Kyu Han}, title = {Rigidity of {CR} submanifolds and analyticity of {CR} immersions.}, journal = {Mathematische Annalen}, pages = {229--238}, publisher = {mathdoc}, volume = {287}, number = {1}, year = {1990}, zbl = {0676.32004}, url = {http://geodesic.mathdoc.fr/item/MAN_1990__287_1_164682/} }
Chong-Kyu Han. Rigidity of CR submanifolds and analyticity of CR immersions.. Mathematische Annalen, Tome 287 (1990) no. 1, pp. 229-238. http://geodesic.mathdoc.fr/item/MAN_1990__287_1_164682/