1. FW Billmeyer. Textbook of Polymer Science. 2nd ed.New York: Wiley-Interscience, 1971, p28.
2. WW Yau, JJ Kirkland, DD Bly. Modern Size Exclusion Chromatography. New York: Wiley-Interscience, 1979, p27ff.
3. GS Rushbrooke. Introduction to Statistical Mechanics. Oxford, UK: Oxford University, 1949, p11.
4. Polymer Chemistry