@article{ITA_1974__8_1_37_0,
     author = {Flajolet, Philippe and Steyaert, Jean-Marc},
     title = {Une g\'en\'eralisation de la notion d'ensemble immune},
     journal = {Revue fran\c{c}aise d'automatique informatique recherche op\'erationnelle. Informatique th\'eorique},
     pages = {37--48},
     publisher = {Dunod-Gauthier-Villars},
     address = {Paris},
     volume = {8},
     number = {R1},
     year = {1974},
     mrnumber = {349364},
     zbl = {0283.02034},
     language = {fr},
     url = {http://www.numdam.org/item/ITA_1974__8_1_37_0/}
}