1. C. E. Ho, R. Zheng, G. L. Luo, A.H. Lin, and C.R. Kao, J. Electron. Mater. 29, 1175 (2000).
2. C. E. Ho, Y. M. Chen, and C. R. Kao, J. Electron. Mater. 28, 1231 (1999).
3. S. Anhöck, H. Oppermann, C. Kallmayer, R. Aschenbrenner, L. Thomas, and H. Reichl, 1998 IEEE/CPMT Berlin Intl Manufacturing Tech. Symp. Proc. Piscataway, NJ: IEEE, 1998), p. 156.
4. K. Banerji and R. F. Darveaux, Microstructures and Mechanical Properties of Aging Materials, ed. P. K. Liaw et al. (Warrendale, PA: TMS, 1993), p. 431.
5. R. F. Darveaux, K. Banerji, A. Mawer, and G. Dody, Ball Grid Array Technology, ed. J. K. Lau (New York, McGraw-Hill, 1995), p. 379.