Necessary and sufficient conditions for existence of solutions for initial value problem of fuzzy Bagley-Torvik equation and solution representation. - Sunae Pak; Huichol Choe; Kinam Sin; Sunghyok Kwon (J. Intell. Fuzzy Syst., 2021)

Necessary and sufficient condition for the existence of solutions to two-point boundary value problem of fuzzy linear multi-term fractional differential equations. - Kinam Sin; Sunghyok Kwon (Soft Comput., 2023)