Mazliah, M.; Mohamad, N.; Ab Maulod, H. E.; Jeefferie, A. R.; Mohd Abid, M. A. A.; Karim, K. I.; Mahamood, M. A.; Hamdan, M. M. Optimization of Physical and Mechanical Properties of Glycerol - Modified Natural Rubber Starch - Filled Carbon Black Composites Using Two Level Factorial Design. J. Mech. Eng. Sci. 2019, 13 (2), 4989-5005. https://doi.org/10.15282/jmes.13.2.2019.16.0413.