Jiménez Serpa, José Carlos, and Miller Humberto Salas Rondón. “Application of Economic Models to Estimate the Acceptability of a Vehicle Congestion Charge”. INGE CUC 13, no. 2 (July 1, 2017): 60–78. Accessed July 1, 2025. https://ojstest.certika.co/ingecuc/article/view/1084.