Banlue, Suwat, and Khanittha Inthasaeng Inthasaeng. 2020. “The Efficiency of a Class Attendance Monitoring System With Face Recognition by Using LBP Technique”. Journal of Roi Et Rajabhat University 14 (1):147-58. https://so03.tci-thaijo.org/index.php/reru/article/view/209353.