Evaluating Accessibility of Public Information Kiosks. - Seongil Lee; Joo Eun Cho (ICCHP, 2004)

Entertainment on Mobile Internet Services: From the Korean Consumer Perspectives. - Seongil Lee; Joo Eun Cho (ICEC, 2006)

Usability Evaluation of Korean e-Government Portal. - Seongil Lee; Joo Eun Cho (HCI (7), 2007)