@article{MASLO_1997__47_3_a3,
     author = {Szylicka, Zyta},
     title = {Proper hypersubstitutions of some generalizations of lattices and {Boolean} algebras},
     journal = {Mathematica slovaca},
     pages = {251--266},
     publisher = {mathdoc},
     volume = {47},
     number = {3},
     year = {1997},
     mrnumber = {1796330},
     zbl = {1018.08004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1997__47_3_a3/}
}