1. Properties and Structure of Polymers;Tobolsky,1960
2. Introduction to Polymer Viscoelasticity;Aklonis,1983
3. Viscoelastic Properties of Polymers;Ferry,1960
4. Contact Mechanics;Johnson,1987
5. The contact problem for viscoelastic bodies;Lee;J. Appl. Mech. Tans. ASME,1960