@article{SCC_1956-1958__1__A4_0,
     author = {Grothendieck, A.},
     title = {G\'en\'eralit\'es sur les groupes alg\'ebriques affines. {Groupes} alg\'ebriques affines commutatifs},
     journal = {S\'eminaire Claude Chevalley},
     note = {talk:4},
     pages = {1--14},
     publisher = {Secr\'etariat math\'ematique},
     volume = {1},
     year = {1956-1958},
     language = {fr},
     url = {http://www.numdam.org/item/SCC_1956-1958__1__A4_0/}
}