Sherif Adel Akl, Ahmed Fathi Zidan, and Kamal Ghamry Metwally. “NUMERICAL AND EXPERIMENTAL INVESTIGATION OF LOOSE SAND-SCRAP TIRES MIXTURE STIFFNESS”. GEOMATE Journal, vol. 20, no. 80, Apr. 2021, pp. 1-8, https://geomatejournal.com/geomate/article/view/279.