Ahmad Tajudin, M. K. A. (2024) “Six Sigma (DMAIC) Practices In School Discipline Management System”, Jurnal Kejuruteraan, Teknologi and Sains Sosial (JKTSS), 7(3). Available at: https://jktss.puo.edu.my/jurnalpuo/index.php/jurnal/article/view/88 (Accessed: 10 January 2025).