Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1995_341_4_a0, author = {S. K. Vodopyanov and A. D.-O. Ukhlov}, title = {Weakly contact transformations and change of variables on}, journal = {Doklady Akademii Nauk}, pages = {439--441}, publisher = {mathdoc}, volume = {341}, number = {4}, year = {1995}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1995_341_4_a0/} }
S. K. Vodopyanov; A. D.-O. Ukhlov. Weakly contact transformations and change of variables on. Doklady Akademii Nauk, Tome 341 (1995) no. 4, pp. 439-441. http://geodesic.mathdoc.fr/item/DAN_1995_341_4_a0/