@article{ASENS_1972_4_5_1_71_0,
     author = {Duflo, Michel},
     title = {Sur les extensions des repr\'esentations irr\'eductibles des groupes de {Lie} nilpotents},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {71--120},
     publisher = {Elsevier},
     volume = {4e s{\'e}rie, 5},
     number = {1},
     year = {1972},
     doi = {10.24033/asens.1221},
     mrnumber = {46 #1966},
     zbl = {0241.22030},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.1221/}
}