@article{SD_1968-1969__22_2_A5_0,
     author = {Far\`es, Nicolas},
     title = {Cha{\^\i}nes dans l'ensemble des idempotents d'un anneau},
     journal = {S\'eminaire Dubreil. Alg\`ebre et th\'eorie des nombres},
     note = {talk:17},
     pages = {1--11},
     publisher = {Secr\'etariat math\'ematique},
     volume = {22},
     number = {2},
     year = {1968-1969},
     zbl = {0219.20052},
     language = {fr},
     url = {http://archive.numdam.org/item/SD_1968-1969__22_2_A5_0/}
}