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@article{CMH_1992__67_3_140264, author = {Francois Haab}, title = {Immersions tendues de surfaces dans {E3.}}, journal = {Commentarii mathematici Helvetici}, pages = {182--202}, publisher = {mathdoc}, volume = {67}, number = {3}, year = {1992}, zbl = {0763.53060}, url = {http://geodesic.mathdoc.fr/item/CMH_1992__67_3_140264/} }
Francois Haab. Immersions tendues de surfaces dans E3.. Commentarii mathematici Helvetici, Tome 67 (1992) no. 3, pp. 182-202. http://geodesic.mathdoc.fr/item/CMH_1992__67_3_140264/