@article{MASLO_1988_38_2_a3,
     author = {Ga{\l}uszka, J.},
     title = {Bisemilattices with five essentially binary polynomials},
     journal = {Mathematica slovaca},
     pages = {123--132},
     year = {1988},
     volume = {38},
     number = {2},
     mrnumber = {945365},
     zbl = {0642.06001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1988_38_2_a3/}
}