Mohd Nathir, K. A., Othman, M. S., Mustapha, N. F., & Wan Sulong, W. M. (2020). Pola Kajian Hari Kiamat: Sorotan 30 Tahun Literatur Secara Sistematik (1988-2018) (Research on Judgment Day: 30th Years Systematic Literature Review (1988-2018). UMRAN - International Journal of Islamic and Civilizational Studies, 7(1), 85–101. https://doi.org/10.11113/umran2020.7n1.365