Phuphanee, K. and Photong, C. (2022) “Development of Working Time Data Collection and Checking for Staff of Faculty of Engineering, Mahasarakham University”, Research and Development Journal, Loei Rajabhat University, 17(60), pp. 17–27. available at: https://so05.tci-thaijo.org/index.php/researchjournal-lru/article/view/247407 (accessed: 20 September 2026).