@article{PDML_1983___7D_1_0,
     author = {Zaguia, Nejib},
     title = {Cha{\^\i}nes d'id\'eaux et de sections initiales d'un ensemble ordonn\'e},
     journal = {Publications du D\'epartement de math\'ematiques (Lyon)},
     pages = {1--10},
     publisher = {Universit\'e Claude Bernard - Lyon 1},
     number = {7D},
     year = {1983},
     zbl = {0524.06002},
     language = {fr},
     url = {http://www.numdam.org/item/PDML_1983___7D_1_0/}
}