Purnamawati, Farida, and Iphan F. Radam. 2019. “The Correlation Between Vehicle Age and Vehicle Operating Cost of Public Transportation in Banjar Regency”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE 5 (9):115-25. https://doi.org/10.31695/IJASRE.2019.33524.