List of Articles Hee Sik Kim Article 1 - Fuzzy Subgroups and Digraphs Induced by Fuzzy Subgroups 10.30495/tfss.2022.690699 Paul J. Allen Joseph Neggers Hee Sik Kim Transactions on Fuzzy Sets and Systems , Issue 1 , Year , Spring_Summer 2022 Article 2 - Some Orders in Groupoids and Its Applications to Fuzzy Groupoids https://doi.org/10.71602/tfss.2025.1127399 Akbar Rezaei Choonkil Park Hee Sik Kim Transactions on Fuzzy Sets and Systems , Upcoming Articles
