1. Application of zeolites in petroleum industries;Tsai;Catal Process,1995
2. S. Hu, J. Chang, H. Hsiao, C. Hsu, C. Chiu, C. Tsai, Improving the efficiency of catalytic cracking process, Research and Development Report, Ministry of Economics, Taiwan, 1994.
3. Review of spent refinery catalysts: Environment, safety and utilization;Furimsky;Catal Today,1996
4. Utilization of ceramics products made from waste;Hsu;Ceramics,1996
5. N. Chang, H. Wang, H. Yang, C. Wang, Recycling spent RFCC catalysts as adsorbents for reduction of VOCs emission, Research Report of the National Science Council, ROC, 1994.