A web-based virtual laboratory on a frequency modulation experiment. - Chi Chung Ko; Ben M. Chen; Shaoyan Hu; V. Ramakrishnan; Chang Dong Cheng; Yuan Zhuang; Jianping Chen (IEEE Trans. Syst. Man Cybern. Part C, 2001)

Secure Internet examination system based on video monitoring. - Chi Chung Ko; Chang Dong Cheng (Internet Res., 2004)

Flexible and secure computer-based assessment using a single zip disk. - Chi Chung Ko; Chang Dong Cheng (Comput. Educ., 2008)