State-owned oil and gas company Pertamina and the special task force for upstream oil and gas (SKKMigas) have on Tuesday (Oct 25) signed amendment of production sharing contract (PSC) for Mahakam Block, the largest gas producing block in the country. This is the first major decision approved by the duet of Ignatius Jonan and Archandra Tahar at energy & mineral resources ministry.To subscribe please click here