Romadhon G, Hendrarsakti J. Hazard And Operability Study for Determining Safety Integrity Level on Surface Above Ground System and Unit 1 And Unit 2 Geothermal Power Plant in Ulumbu Field. IGSC [Internet]. 2025 Oct. 29 [cited 2026 Apr. 26];5(1):607-20. Available from: https://gcs.itb.ac.id/proceeding-igsc/index.php/igsc/article/view/700