View Larger Image Geothermal Drilling Cost Optimization in Indonesia: A Discussion of Various Factors. By RIGSIS Admin|2023-05-29T09:15:17+07:00April 7, 2020|Comments Off on Geothermal Drilling Cost Optimization in Indonesia: A Discussion of Various Factors. Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTelegramTumblrPinterestVkXingEmail About the Author: RIGSIS Admin