@article{CMJ_2005__55_2_a13,
     author = {Zahedi, M. M. and Saeid, A. Borumand and Borzooei, R. A.},
     title = {Implicative hyper $K$-algebras},
     journal = {Czechoslovak Mathematical Journal},
     pages = {439--453},
     publisher = {mathdoc},
     volume = {55},
     number = {2},
     year = {2005},
     mrnumber = {2137150},
     zbl = {1081.06030},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_2005__55_2_a13/}
}