@article{RO_1987__21_3_219_0,
     author = {Barkaoui, Kamel and Lemaire, Bernard},
     title = {Composantes pr\'econservatives minimales d'un r\'eseau de {Petri} : \'etude structurelle},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {219--240},
     publisher = {EDP-Sciences},
     volume = {21},
     number = {3},
     year = {1987},
     mrnumber = {919158},
     zbl = {0624.68052},
     language = {fr},
     url = {http://www.numdam.org/item/RO_1987__21_3_219_0/}
}