„Reliability Evaluation and Optimization of Solar Based Ammonia Urea Production System: A Study on Lethal and Nonlethal Failures with Coverage Factor Considerations“, NIJOR, Bd. 3, Nr. 1, S. 20–41, Dez. 2025, Zugegriffen: 15. Juni 2026. [Online]. Verfügbar unter: https://nijor.org.ng/index.php/nijor/article/view/4