@article{MASLO_2000_50_2_a1,
     author = {Kov\'a\v{r}, Tom\'a\v{s}},
     title = {On (weak) zero-fixing isometries in dually residuated lattice ordered semigroups},
     journal = {Mathematica slovaca},
     pages = {123--125},
     year = {2000},
     volume = {50},
     number = {2},
     mrnumber = {1763114},
     zbl = {0986.06009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_2000_50_2_a1/}
}