1. L. Weiling, Chin. Sci. Bull. 49, 1212 (2004).
2. J.-P. Fleurial, G.J. Snyder, J. Patel, C.-K. Huang, M.A. Ryan, R. Averback, C. Hill, and G. Chen, Proceedings 20th International Conference on Thermoelectrics (Beijing, 2001), p. 24.
3. C. Zhang, K. Najafi, L.P. Bernal, and P.D. Washabaugh, Proceedings 11 International Conference on Solid-State Sensor and Actuators (Munich, 2001).
4. R. Venkatasubramanian, Nature 413, 597 (2001).
5. T.C. Harman, P.J. Taylor, M.P. Walsh, and B.E. LaForge, Science 297, 2229 (2002).