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Vigorous reduction of pitheap stocks of coal
In: Intereconomics : review of European economic policy 4 (1969) 1, pp. 28
Persistent link: https://www.econbiz.de/10011549628
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Coal sector returns and oil prices : developed and emerging countries
Hasan, Mohammad Z.; Ratti, Ronald A. - In: International Journal of Energy Economics and Policy : IJEEP 5 (2015) 2, pp. 515-524
Persistent link: https://www.econbiz.de/10011455806
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Cyclical and secular determinants of productivity in the copper, aluminum, iron ore, and coal industries
Tilton, John E. - In: Mineral economics : raw materials report 27 (2014) 1, pp. 1-19
Persistent link: https://www.econbiz.de/10010468650
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The political economy of coal regulation : the power of the underground coal industry
Kalt, Joseph P. - 1984
Persistent link: https://www.econbiz.de/10002187860
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Alaskan coal problems
Fisher, Walter Lowrie - 1911
Persistent link: https://www.econbiz.de/10002154876
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Coal
Grenfell, D. R. - 1947
Persistent link: https://www.econbiz.de/10002272998
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Coal and coke
1920
Persistent link: https://www.econbiz.de/10003213160
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Coal
Broderick, Grace N. (contributor) - United States / Bureau of Mines - 1969
Persistent link: https://www.econbiz.de/10003251794
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Nothumberland Coal Trade Arbitration : March, 1875
1875
Persistent link: https://www.econbiz.de/10003190106
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Nothumberland Coal Trade Arbitration : colliery enginemen : arbitration: April, 1876
1876
Persistent link: https://www.econbiz.de/10003190111