Deechalean, P. ., and W. Rakbumrung. “Factors Affecting the Acceptance of the DLT GPS Application for Buses of Mongkolchai Transport Company Limited”. Journal of Innovation and Management, vol. 6, no. 1, June 2021, pp. 22-36, https://so03.tci-thaijo.org/index.php/journalcim/article/view/244547.