@article{CMUC_1984__25_1_a9,
     author = {Zeleznikow, J.},
     title = {On regular ring-semigroups and semirings},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {129--139},
     publisher = {mathdoc},
     volume = {25},
     number = {1},
     year = {1984},
     mrnumber = {749121},
     zbl = {0539.16030},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1984__25_1_a9/}
}