1. Fan JL, Tsai Shr-Hau, Tu Fu-Hua, Tu Yao-Tsai. Low density rocket motor insulation, United States patent application, Publication No. US2007/0112091 A1; May 17, 2007.
2. A thermal analysis investigation of new insulator compositions based on EPDM and phenolic resin;Uyarel;J Therm Anal,1996
3. Ageing of rocket insulator compound based on EPDM;Deuri;Polym Degrad Stabil,1986
4. Degradation of rocket insulator at high temperature;Deuri;J Therm Anal,1987
5. Harvey Albert R, Ellertson Jhon W. Rocket motor insulation containing hydrophobic particles, United States patent no. US 6,606,852 B1 August, 2003.