Designing fuzzy logic controllers by genetic algorithms considering their characteristics. - Seihwan Park; Hyung Lee-Kwang (CEC, 2000)

Type-2 Fuzzy Hypergraphs Using Type-2 Fuzzy Sets. - Seihwan Park; Hyung Lee-Kwang (J. Adv. Comput. Intell. Intell. Informatics, 2000)