Sequential convergences in ℓ -groups without Urysohn’s axiom Ján Jakubík (1992) Czechoslovak Mathematical Journal Similarity:
Sequential convergences on M V -algebras Ján Jakubík (1995) Czechoslovak Mathematical Journal Similarity:
Convergences and higher degrees of distributivity of lattice ordered groups and of Boolean algebras Ján Jakubík (1990) Czechoslovak Mathematical Journal Similarity: