@article{GDZPPN002549506, title = {A Special Class of Doubly Stochastic Matrices}, journal = {Aequationes mathematicae}, volume = {2}, year = {1969}, pages = {319-326}, zbl = {0174.06101}, url = {http://dml.mathdoc.fr/item/GDZPPN002549506} }
HOFFMAN, A. J. A Special Class of Doubly Stochastic Matrices. Aequationes mathematicae, Tome 2 (1969) pp. 319-326. http://gdmltest.u-ga.fr/item/GDZPPN002549506/