@article{10_21136_CPM_1973_117797,
     author = {Vrba, Anton{\'\i}n},
     title = {On powers of non-negative matrices},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {298--299},
     publisher = {mathdoc},
     volume = {098},
     number = {3},
     year = {1973},
     doi = {10.21136/CPM.1973.117797},
     mrnumber = {0325652},
     zbl = {0263.05025},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1973.117797/}
}