The oil crunch: impact on the consumption of indigenous coal and its significance to the domestic coal mining industry

Ortega, Gigino Yao2024-12-032024-12-031980-10https://selib.upd.edu.ph/etdir/handle/123456789/3146enOilCoalCoal mining industryThe oil crunch: impact on the consumption of indigenous coal and its significance to the domestic coal mining industryThesis