Obregón Biosca, Saúl Antonio. “Indicator to Assess the Comfort Attribute in Public Bus Transport, for the Estimation of Discrete Choice Models”. Nova Scientia 12, no. 25 (November 6, 2020). Accessed March 3, 2021. http://nova_scientia.delasalle.edu.mx/ojs/index.php/Nova/article/view/2470.