The Physiological Measurement of User Comfort Levels: An Evaluation Experiment for Comparing Three Types of CRTs. - Safang Chen; Yoshio Machi; Xiangshi Ren; HunSoo Kim (HCI (1), 1999)

Using Physiological Criteria to Improve Usability: The Physiological Evaluation LCD and CRT Effects on Users. - Sufang Chen; Xiangshi Ren; Shinji Moriya; Yoshio Machi (INTERACT, 2001)

An evaluation about the characters of four inputting methods of mobile phone based on human body's physiological indices. - Yanyan Zhu; Yoshio Machi (AMT, 2005)