Knowledge assisted dynamic pricing for large-scale retailers. - Nahk Hyun Sung; Jae Kyu Lee (Decis. Support Syst., 2000)

Business information extraction from semi-structured webpages. - Nahk Hyun Sung; YongSik Chang (Expert Syst. Appl., 2004)

An agent to detect online false and misleading claims for weight loss products in Korea. - Nahk Hyun Sung; YongSik Chang (Expert Syst. Appl., 2005)