@article{SD_1971-1972__25_1_A7_0,
     author = {Nivat, Maurice},
     title = {Congruences parfaites et quasi-parfaites},
     journal = {S\'eminaire Dubreil. Alg\`ebre et th\'eorie des nombres},
     note = {talk:7},
     pages = {1--9},
     publisher = {Secr\'etariat math\'ematique},
     volume = {25},
     number = {1},
     year = {1971-1972},
     mrnumber = {392761},
     zbl = {0338.02018},
     language = {fr},
     url = {http://www.numdam.org/item/SD_1971-1972__25_1_A7_0/}
}