@article{SF_1997__54_2_135518,
     author = {H. Radjavi and M. Omladic and T. Kosir},
     title = {Maximal semigroups dominated by 0-1 matrices.},
     journal = {Semigroup forum},
     pages = {175--189},
     publisher = {mathdoc},
     volume = {54},
     number = {2},
     year = {1997},
     zbl = {0866.47046},
     url = {http://geodesic.mathdoc.fr/item/SF_1997__54_2_135518/}
}