@article{AIF_1980__30_3_249_0,
     author = {Roger, Claude},
     title = {Sur la cohomologie de l'alg\`ebre de {Lie} des champs de vecteurs de contact formels},
     journal = {Annales de l'Institut Fourier},
     pages = {249--257},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {30},
     number = {3},
     year = {1980},
     doi = {10.5802/aif.801},
     mrnumber = {83f:57018},
     zbl = {0477.57016},
     language = {fr},
     url = {http://www.numdam.org/articles/10.5802/aif.801/}
}