Using webcam for indoor air quality monitoring. - Chow-Jeng Wong; C. K. Teo; M. Z. MatJafri; Khiruddin Abdullah; Hwee San Lim (Visual Information Processing, 2009)

Development of Migratory Birds Population Monitoring System Using Digital Single Reflex Camera. - W. K. Poon; Chow-Jeng Wong; Khiruddin Abdullah; E. S. Lim; C. K. Teo (CGIV, 2011)