@article{SD_1971-1972__25_1_A5_0,
     author = {Wolfenstein, Samuel},
     title = {Groupes r\'eticul\'es singuliers},
     journal = {S\'eminaire Dubreil. Alg\`ebre et th\'eorie des nombres},
     note = {talk:5},
     pages = {1--9},
     publisher = {Secr\'etariat math\'ematique},
     volume = {25},
     number = {1},
     year = {1971-1972},
     mrnumber = {401589},
     zbl = {0342.06013},
     language = {fr},
     url = {http://archive.numdam.org/item/SD_1971-1972__25_1_A5_0/}
}