Wattanamano, Ronnakit, Kanjana Thongsanit, and Patipat Hongsuwan. “The Development of Mathematical Model for a University Course Timetabling Problem”. Science, Engineering and Health Studies 5, no. 2 (March 24, 2013): 46–52. Accessed April 28, 2024. https://li01.tci-thaijo.org/index.php/sehs/article/view/7443.