Soft set theory applied to ideals in d-algebras. - Young Bae Jun; Kyoung Ja Lee; Chul Hwan Park (Comput. Math. Appl., 2009)

Soft p-ideals of soft BCI-algebras. - Young Bae Jun; Kyoung Ja Lee; Jianming Zhan 001 (Comput. Math. Appl., 2009)

New types of fuzzy ideals in BCK/BCI-algebras. - Young Bae Jun; Kyoung Ja Lee; Chul Hwan Park (Comput. Math. Appl., 2010)

Fuzzy soft set theory applied to BCK/BCI-algebras. - Young Bae Jun; Kyoung Ja Lee; Chul Hwan Park (Comput. Math. Appl., 2010)

Soft ordered semigroups. - Young Bae Jun; Kyoung Ja Lee; Asghar Khan (Math. Log. Q., 2010)

Cubic structures applied to ideals of BCI-algebras. - Young Bae Jun; Kyoung Ja Lee; Min Su Kang (Comput. Math. Appl., 2011)

Graphs Based on BCK/BCI-Algebras. - Young Bae Jun; Kyoung Ja Lee (Int. J. Math. Math. Sci., 2011)

Generalizations of -Subalgebras in BCK/BCI-Algebras Based on Point -Structures. - Young Bae Jun; Kyoung Ja Lee; Min Su Kang (J. Appl. Math., 2012)

Coderivations of Ranked Bigroupoids. - Young Bae Jun; Kyoung Ja Lee; Chul Hwan Park (J. Appl. Math., 2012)

Closed Int Soft BCI-Ideals and Int Soft c-BCI-Ideals. - Young Bae Jun; Kyoung Ja Lee; Eun Hwan Roh (J. Appl. Math., 2012)

The Combination of Soft Sets and N-Structures with Applications. - Young Bae Jun; Seok-Zun Song; Kyoung Ja Lee (J. Appl. Math., 2013)