@article{ASENS_1976_4_9_4_503_0,
     author = {Haefliger, Andr\'e},
     title = {Sur la cohomologie de l'alg\`ebre de {Lie} des champs de vecteurs},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {503--532},
     publisher = {Elsevier},
     volume = {4e s{\'e}rie, 9},
     number = {4},
     year = {1976},
     doi = {10.24033/asens.1316},
     mrnumber = {56 #6674},
     zbl = {0342.57014},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.1316/}
}