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@article{MASLO_1967__17_4_a5, author = {Schwarz, \v{S}tefan}, title = {A {Note} on the {Structure} of the {Semigroup} of {Doubly-Stochastic} {Matrices}}, journal = {Mathematica slovaca}, pages = {308--316}, publisher = {mathdoc}, volume = {17}, number = {4}, year = {1967}, mrnumber = {0241451}, zbl = {0157.04902}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1967__17_4_a5/} }
Schwarz, Štefan. A Note on the Structure of the Semigroup of Doubly-Stochastic Matrices. Mathematica slovaca, Tome 17 (1967) no. 4, pp. 308-316. http://geodesic.mathdoc.fr/item/MASLO_1967__17_4_a5/