Two remarks on dually residuated lattice ordered semigroups Tomáš Kovář (1999) Mathematica Slovaca Similarity:
Some properties of lattice ordered Rees matrix semigroups Thérèse Merlier (1988) Czechoslovak Mathematical Journal Similarity:
Maximal Dedekind completion of a half lattice ordered group Štefan Černák (1999) Mathematica Slovaca Similarity: