Group-Access Control of Confidential Files in E-Commerce Management Using Shared-Secret Scheme. - E. C. Tan; P. C. Leong; L. T. Sio (Electron. Commer. Res., 2002)

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