@article{TAN_1984-1985__1__A4_0,
     author = {Margenstern, Maurice},
     title = {Sur les nombres pratiques},
     journal = {Th\'eorie analytique des nombres},
     note = {talk:21},
     pages = {1--13},
     year = {1984-1985},
     publisher = {Secr\'etariat math\'ematique},
     volume = {1},
     zbl = {0621.10006},
     language = {fr},
     url = {https://www.numdam.org/item/TAN_1984-1985__1__A4_0/}
}