1. Minchak RJ. US Patent 4,426,502, issued 17/01/1984.
2. Polymerization of dicyclopentadiene: A new reaction injection molding system
3. Grubbs RH, Johnson LK, Nguyen ST. US Patent No. 5,312,940, issued 5/17/1994.
4. Grubbs RH, Johnson LK, Nguyen ST. US Patent No. 5,342,909, issued 8/30/1994.
5. Grubbs RH, Nguyen ST, Johnson LK. US Patent No. 5,710,298, issued 1/20/1998.