1. Anderson, Arthur, Gierlich-Mitchell, Inc., Los Angeles, California, private communication.
2. Elements of materials science and engineering, 4th ed;Van Vlack,1980
3. Rubber as an engineering material: guideline for users, 1st ed;Nagdi,1993
4. Corrosion and corrosion protection handbook, 2nd ed;Schweitzer,1983
5. DuPont Dow Elastomers, at http://www.dupont-dow.com.