A Construction of Mirror Q-Algebras. - Keum Sook So (Int. J. Math. Math. Sci., 2011)

Soft set theory applied to p-ideals of BCI-algebras related to fuzzy points. - Young Bae Jun; Seok-Zun Song; Keum Sook So (Neural Comput. Appl., 2011)

Some Aspects of d-Units in d/BCK-Algebras. - Hee Sik Kim; Joseph Neggers; Keum Sook So (J. Appl. Math., 2012)

On the fuzzy polynomial ideals. - Chang Bum Kim; Hee Sik Kim; Keum Sook So (J. Intell. Fuzzy Syst., 2014)