Jihan Balqis Aghniyah, Hastini, Moh. Riswanto. Improving Students’ Motivation to Complete Assignments on Time through Project-Based Learning: A Classroom Action Research at SMA Negeri 3 Palu. JUPERAN [Internet]. 6 November 2025 [dikutip 15 November 2025];4(02):1861-8. Tersedia pada: https://ojs.smkmerahputih.com/index.php/juperan/article/view/1516