1. Hwang, C. 1981. “Study of Operational Matrix Methods in Dynamic Systems,”. Tainan, Taiwan, R.O.C.: Department of Chemical Engineering, National Cheng Kung University. Ph. D. Thesis
2. Parameter identification via shifted Legendre polynomials
3. Chang, R. Y. 1983. “Application of Shifted Legendre Functions in Dynamic System Analysis,”. Hsinchu, Taiwan, R.O.C.: Department of Chemical Engineering, National Tsing Hua University. Ph. D., Dissertation