Muzadi, Muhammad Reihant, and Oktofa Yudha Sudrajad. “Optimal Investment Strategy Selection: Real Options Approach in Indonesia’s Oilfield Drilling Services”. Jurnal Relevansi : Ekonomi, Manajemen dan Bisnis 10, no. 3 (June 2, 2026): 1–19. Accessed November 4, 2026. https://jurnal.stiekrakatau.ac.id/index.php/relevansi/article/view/374.