Waruwu, A. A. ., Harianto, I. . Muda, A. . Soemitra, and Sugianto. “Dimensions of Consumer Satisfaction By Buying a Mitsubishi Brand Vehicle”. The Journal of Contemporary Issues in Business and Government, vol. 27, no. 5, Oct. 2021, pp. 1427-35, https://cibgp.com/au/index.php/1323-6903/article/view/2074.