Jihan Balqis Aghniyah, Hastini, dan Moh. Riswanto. 2025. “Improving Students’ Motivation to Complete Assignments on Time through Project-Based Learning: A Classroom Action Research at SMA Negeri 3 Palu”. Jurnal Pendidikan Dan Pembelajaran 4 (02):1861-68. https://ojs.smkmerahputih.com/index.php/juperan/article/view/1516.