@article{MASLO_2002_52_2_a2,
     author = {Dudek, Wies{\l}aw A. and Jun, Young Bae},
     title = {Zero invariant and idempotent fuzzy {BCC-subalgebras}},
     journal = {Mathematica slovaca},
     pages = {145--156},
     year = {2002},
     volume = {52},
     number = {2},
     mrnumber = {1935114},
     zbl = {1008.06015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_2002_52_2_a2/}
}