Hugo Alexander Rondón-Quintana, Carlos Alfonso Zafra-Mejía, Juan Pablo Rodríguez-Miranda. “The Influence of Using Empirical Equations in Order to Determine CBR in Flexible Pavement Design. Case Study: Bogotá D.C.”. International Journal of Advanced Science and Technology, Vol. 29, no. 3, June 2020, pp. 9718 -22, https://sersc.org/journals/index.php/IJAST/article/view/26945.