@article{ITA_1979__13_1_69_0,
     author = {Frougny, Christiane},
     title = {Langages tr\`es simples g\'en\'erateurs},
     journal = {RAIRO. Informatique th\'eorique},
     pages = {69--86},
     publisher = {EDP-Sciences},
     volume = {13},
     number = {1},
     year = {1979},
     mrnumber = {525458},
     zbl = {0405.68063},
     language = {fr},
     url = {http://www.numdam.org/item/ITA_1979__13_1_69_0/}
}