@article{RO_1981__15_1_85_0,
     author = {Sterboul, F. and Wertheimer, D.},
     title = {Comment construire un graphe {PERT} minimal},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {85--98},
     publisher = {EDP-Sciences},
     volume = {15},
     number = {1},
     year = {1981},
     mrnumber = {609477},
     zbl = {0477.90028},
     language = {fr},
     url = {http://www.numdam.org/item/RO_1981__15_1_85_0/}
}