IT certifications, outsourcing and information systems personnel turnover. - Jing Quan; Hoon Cha (Inf. Technol. People, 2010)

Understanding Factors Influencing Virtual Reality Acceptance: Perspectives on Device, Sensory, and User Attributes. - Hoon Cha; Jonghyun Wi; Chanhi Park; Taeha Kim (AMCIS, 2025)