@article{PDML_1983___6D_A1_0,
     author = {Primet, Gilbert},
     title = {Contractions de groupes de {Lie} semi-simples sur le groupe de {Poincar\'e} g\'en\'eralis\'e},
     journal = {Publications du D\'epartement de math\'ematiques (Lyon)},
     pages = {1--69},
     publisher = {Universit\'e Claude Bernard - Lyon 1},
     number = {6D},
     year = {1983},
     mrnumber = {721414},
     zbl = {0517.22015},
     language = {fr},
     url = {http://www.numdam.org/item/PDML_1983___6D_A1_0/}
}