@article{SD_1966-1967__20_1_A2_0,
     author = {Schwarz, \v{S}tefan},
     title = {L'application des demi-groupes \`a l'\'etude des matrices non-n\'egatives},
     journal = {S\'eminaire Dubreil. Alg\`ebre et th\'eorie des nombres},
     note = {talk:2},
     pages = {1--8},
     publisher = {Secr\'etariat math\'ematique},
     volume = {20},
     number = {1},
     year = {1966-1967},
     zbl = {0179.33101},
     mrnumber = {233718},
     language = {fr},
     url = {http://www.numdam.org/item/SD_1966-1967__20_1_A2_0/}
}