Kebijakan pengelolaan kegiatan usaha pertambangan mineral dan batubara terkait pelaksanaan divestasi saham berdasarkan peraturan perundang-undangan : tinjauan pelaksanaan divestasi saham PT. Newmont Nusa Tenggara = Implementation policy of mining business activities related on divestment of shares based on the regulations implementation : review of the divestment of shares of PT. Newmont Nusa Tenggara