@article{ASENS_1973_4_6_3_389_0,
     author = {Rentschler, Rudolf and Vergne, Mich\`ele},
     title = {Sur le semi-centre du corps enveloppant d'une alg\`ebre de {Lie}},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {389--405},
     publisher = {Elsevier},
     volume = {4e s{\'e}rie, 6},
     number = {3},
     year = {1973},
     doi = {10.24033/asens.1252},
     mrnumber = {50 #13177},
     zbl = {0293.17007},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/asens.1252/}
}