Febri Rio Cahyono, and Pri Hermawan. “ RISK-BASED LIFE CYCLE COST ANALYSIS FOR STRATEGIC MAINTENANCE DECISION-MAKING IN DEEPWATER GAS OPERATIONS”. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET), vol. 5, no. 6, June 2026, pp. 4056-65, https://ijset.org/index.php/ijset/article/view/2025.