Tyara, Rizka, Mulawarman Mulawarman, Sunawan Sunawan, and Petra Krtisti Mulyani. 2023. “Contribution Of Locus of Control to Students’ Academic Procrastination: A Systematic Literature Review”. Grief and Trauma 1 (2):97-105. https://doi.org/10.59388/gt.v1i2.653.