1. Buist J M and Williams G E. India Rubber World, 127, 1951, p320, 447 and 567.
2. ISO 132, 2011. Determination of flex cracking and crack growth (De Mattia).
3. Boss J D and Greensmith H W. J. IRI, May/June 1967, p.165.
4. ASTM D430, 2006. Rubber deterioration - Dynamic fatigue.
5. ASTM D813, 2007. Rubber deterioration - Crack growth.