Tyara, Rizka, Mulawarman Mulawarman, Sunawan Sunawan, and Petra Krtisti Mulyani. “Contribution Of Locus of Control to Students’ Academic Procrastination: A Systematic Literature Review”. Grief and Trauma 1, no. 2 (December 24, 2023): 97–105. Accessed May 12, 2026. https://journal.scidacplus.com/index.php/gt/article/view/653.