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2015
On congruence extension properties for ordered algebras.
[DOI]
Valdis Laan
,
Sohail Nasir
,
Lauri Tart
Period. Math. Hung., 2015
2012
Strong Morita equivalence for ordered semigroups with local units.
[DOI]
Lauri Tart
Period. Math. Hung., 2012