1. Hercules Inc., Wilmington, DE, USA.
2. Design and Post-molding Guides by Metton America Inc., 1995.
3. G. L. Wilkes, Adv. Polym. Sci., 8 (1971) 91.
4. TA Instruments, New Castle, DE, USA.
5. Test Protocol EIA-541, Packaging Material Standards for ESD-Sensitive Items.