Thermally stimulated current measurements on epoxidized natural rubber (ENR50) – organically modified montmorillonite compositeA. R.M. Yusoff and A. B. AhmadEur. Phys. J. Appl. Phys., 29 2 (2005) 167-171DOI: https://doi.org/10.1051/epjap:2004205