@article{SD_1971-1972__25_2_A5_0,
     author = {Viennot, G\'erard},
     title = {Factorisations des mono{\"\i}des libres, bascules, et alg\`ebres de {Lie} libres},
     journal = {S\'eminaire Dubreil. Alg\`ebre et th\'eorie des nombres},
     note = {talk:J5},
     pages = {J1--J8},
     publisher = {Secr\'etariat math\'ematique},
     volume = {25},
     number = {2},
     year = {1971-1972},
     mrnumber = {419649},
     zbl = {0355.20059},
     language = {fr},
     url = {http://www.numdam.org/item/SD_1971-1972__25_2_A5_0/}
}