@article{PIM_1997_N_S_62_76_a3,
     author = {Petar V. Proti\'c},
     title = {Bands of {Nil-extensions} of {Right} {Simple} {Semigroups}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {41 },
     publisher = {mathdoc},
     volume = {_N_S_62},
     number = {76},
     year = {1997},
     zbl = {0947.20045},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_1997_N_S_62_76_a3/}
}