1. GAMS—a user's guide (release 2.25);Brooke,1992
2. Cheung, K. Y. & Hui, C. W. (2003). Total-site scheduling for better energy utilization. Journal of Cleaner Production, in press.
3. Universal plant model for production planning;Cheung,2002
4. Short-term site-wide maintenance scheduling;Cheung,2002
5. An industrial application using mixed-integer programming technique: a multi-period utility system model;Hui;Computers and Chemical Engineering,1996