1. On the variety of bounded commutative BCK - algebras;Traczyk;Math Japon,1979
2. Pre BZ and degenerate BZ - posets Applica tions to fuzzy sets and unsharp quantum theories;Cattaneo;Found Phys,2000
3. Join algebras ırulis Katrin ák Notes on Stone lattices I Mat;Hickman;Comm Algebra,1980
4. Noor Sectionally semicomplemented distributive nearlat - tices Southeast Asian Bull;Rahman;Math,2002
5. Katrin ák Bemerkung über pseudocomplementären halbgeordneten Mengen;Rerum;Acta Natur Univ Math,1968