H. Al-Humeidawi, Basim, et al. “Performance Evaluation of Conventional and High Modulus Asphalt Concrete With Novolac Polymer Modifier Using Aashtoware Software”. International Journal of Engineering & Technology, vol. 7, no. 4.20, Nov. 2018, pp. 386-9, https://doi.org/10.14419/ijet.v7i4.20.26140.