1. T. Murayama, “Dynamic Mechanical Analysis of Polymerie Material,”Elsevier Scientific Publishing Co., Amsterdam-Oxford, New York (1978).
2. B. E. Read and G. D. Dean, “The Determination of Dynamic Properties of Polymers and Composites,” Wiley, New York (1978).
3. M. P. Blake and W. S. Mitchell, “Vibration and Acoustic Measuring Handbook,” Spartan, New York (1972).
4. M. Takayanagi, Viscoelastic Properties of Crystalline Polymers, Mem. of the Fac. of Eng., Kyushu Univ., No. 1, Vol. 23 (1963).
5. Toyo Baldwin Co., Tokyo, Technical Literature (1979).