1. K.H. Huang: Master’s Thesis, National Tsing Hua University, Hsinchu, Taiwan, June 1996.
2. K.T. Lai: Master’s Thesis, National Tsing Hua University, Hsinchu, Taiwan, June 1998.
3. Y.H. Hsu: Master’s Thesis, National Tsing Hua University, Hsinchu, Taiwan, June 2000.
4. Y.D. Huang: Master’s Thesis, National Tsing Hua University, Hsinchu, Taiwan, June 2001.
5. T.J. Tung: Master’s Thesis, National Tsing Hua University, Hsinchu, Taiwan, June 2002.