Fuzzy Mediation Analysis for KOSPI-Related Variables. - Dae Jong Kim; Yoo Young Koo; Jin Hee Yoon (Int. J. Fuzzy Log. Intell. Syst., 2021)

Fuzzy Moderation and Moderated-Mediation Analysis of Real Estate Variables in South Korea. - Dae Jong Kim; Yoo Young Koo; Jin Hee Yoon (Int. J. Fuzzy Log. Intell. Syst., 2023)

Novel Fuzzy Correlation Coefficient and Variable Selection Method for Fuzzy Regression Analysis Based on Distance Approach. - Jin Hee Yoon; Dae Jong Kim; Yoo Young Koo (Int. J. Fuzzy Syst., 2023)