1. Environmental stress cracking resistance. Behavior of polycarbonate in different chemicals by determination of the time-dependence of stress at constant strains;Al-Saidi;Polym Degrad Stabil,2003
2. D6110-06 Standard Test Methods for Determining the Charpy Impact Resistance of Notched Specimens of Plastics;ASTM,2006
3. D256-06a Standard Test Methods for Determining the IZOD Pendulum Impact Resistance of Plastics;ASTM,2006
4. D1822-06 Standard Test Method for Tensile Impact Energy to Break Plastics and Electrical Insulating Materials;ASTM,2006
5. F2439-06 Standard Specification for Headgear Used in Soccer;ASTM,2006