1. Diffusion in Polymers;Crank,1968
2. The Mathematics of Diffusion;Crank,1975
3. Diffusion in glassy polymers;Alfrey;J. Polym. Sci. Part C: Polym. Symp.,1966
4. Diffusion mechanics of the system PMMA–methanol;Thomas;Polymer,1981
5. ASTM, Test method F739-99a standard test method for resistance of protective clothing materials to permeation by liquids or gases under conditions of continuous contact, 1999.