@article{SD_1968-1969__22_2_A1_0,
     author = {Benzaghou, Benali},
     title = {Alg\`ebres de {Hadamard}},
     journal = {S\'eminaire Dubreil. Alg\`ebre et th\'eorie des nombres},
     note = {talk:13},
     pages = {1--13},
     publisher = {Secr\'etariat math\'ematique},
     volume = {22},
     number = {2},
     year = {1968-1969},
     zbl = {0215.07904},
     language = {fr},
     url = {http://archive.numdam.org/item/SD_1968-1969__22_2_A1_0/}
}