A Mobile Agent Based Registration System. - K. K. Wong; C. K. Heng; P. C. Leong; Ma-Tit Yap (ICWI, 2003)

WAP-teletext system. - Nadarajah Sriskanthan; Pramod Kumar Meher; Geok See Ng; C. K. Heng (IEEE Trans. Consumer Electron., 2004)