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@article{SMJ2_2013_39_2_a3, author = {Aggoun, Saad}, title = {Structures de contact invariantes}, journal = {Serdica Mathematical Journal}, pages = {119--154}, publisher = {mathdoc}, volume = {39}, number = {2}, year = {2013}, language = {fr}, url = {http://geodesic.mathdoc.fr/item/SMJ2_2013_39_2_a3/} }
Aggoun, Saad. Structures de contact invariantes. Serdica Mathematical Journal, Tome 39 (2013) no. 2, pp. 119-154. http://geodesic.mathdoc.fr/item/SMJ2_2013_39_2_a3/