The following publications are possibly variants of this publication:
- Soft set theory applied to ideals in d-algebrasYoung Bae Jun, Kyoung Ja Lee, Chul Hwan Park. cma, 57(3):367-378, 2009. [doi]
- Implicative Ideals of BCK-Algebras Based on the Fuzzy Sets and the Theory of Falling ShadowsYoung Bae Jun, Min Su Kang, Chul Hwan Park. ijmmsc, 2010, 2010. [doi]
- Fuzzy positive implicative ideals of BCK-algebras based on the theory of falling shadowsYoung Bae Jun, Min Su Kang. cma, 61(1):62-67, 2011. [doi]