1. Proceedings of the 16th International Conference on Thermoelectrics, Dresden, Germany;Fleurial,1997
2. Proceedings of the 18th International Conference on Thermoelectrics, Baltimore, MD, USA, IEEE Catalog 99TH8407;Dubois,1999
3. Proceedings of the 15th International Conference on Thermoelectrics, Pasadena, CA, USA, IEEE Catalog 96TH8169;Fleurial,1996
4. Proceedings of the 19th International Conference on Thermoelectrics, Cardiff, UK, Babrow Press, Wales, UK, Babrow Press, Wales, UK;Anno,2000