President of Indonesian Geothermal Association, Abadi Poernomo, menceritakan tentang acara tahunan Indonesia International Geothermal Convention and Exhibition, serta dampaknya terhadap Indonesia.
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President of Indonesian Geothermal Association, Abadi Poernomo, menceritakan tentang acara tahunan Indonesia International Geothermal Convention and Exhibition, serta dampaknya terhadap Indonesia.