@article{SDPP_1972-1973__14_2_A14_0,
     author = {Cohen, Henri},
     title = {M\'ethodes de factorisation et nombre de classes des corps quadratiques},
     journal = {S\'eminaire Delange-Pisot-Poitou. Th\'eorie des nombres},
     note = {talk:G7},
     pages = {G1--G10},
     publisher = {Secr\'etariat math\'ematique},
     volume = {14},
     number = {2},
     year = {1972-1973},
     mrnumber = {409333},
     zbl = {0317.10012},
     language = {fr},
     url = {http://www.numdam.org/item/SDPP_1972-1973__14_2_A14_0/}
}