A. A. M. . Maniruzzaman, A. W. . Hamad, A. M. . Maleka, and M. . Elsergany, “Rheological Properties of Cellulose Oil Palm Fiber (COPF) Modified 80-100 Asphalt Binder”, J. Adv. Res. Appl. Mech. , vol. 7, no. 1, pp. 21–30, Oct. 2020.