Boukfessa, H., and B. Bezzazi. 2021. “The Effect of Carbon Black on the Curing and Mechanical Properties of Natural Rubber/ Acrylonitrile- Butadiene Rubber Composites”. Journal of Applied Research and Technology 19 (3):194-201. https://doi.org/10.22201/icat.24486736e.2021.19.3.1686.