1. (a) Invited lecture and proceedings, 4th International Conference in Frontier of in polymers and Advanced Materials, Cairo, Egypt, 4-10 January (1997)
2. (b) in Science and Technology of Polymers and Advanced Materials: Emerging Technologies and Business Opportunities, Ed by Plenum Press, New York. pp 613-627 (1998).
3. Invited lecture, International Symposium of Industrial Ecology, Newport Beach, CA, 9-12 May (1994).
4. Invited lecture US-Japan Symposium on Environmentally Sound Manufacturing, Washington DC. 25-26 March (1994).
5. JCIP (Japanese Commission on Industrial Performance), in Made in Japan Ed by Japanese version, Diamond Publishers, Tokyo (1994) English version, MIT Press, Cambridge, MA (1998).