@article{SD_1963-1964__17_2_A4_0,
     author = {Lepebvre, Pierre},
     title = {Demi-groupes hamiltoniens},
     journal = {S\'eminaire Dubreil. Alg\`ebre et th\'eorie des nombres},
     note = {talk:15},
     pages = {1--13},
     publisher = {Secr\'etariat math\'ematique},
     volume = {17},
     number = {2},
     year = {1963-1964},
     zbl = {0203.02201},
     language = {fr},
     url = {http://www.numdam.org/item/SD_1963-1964__17_2_A4_0/}
}