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Economic history : Liquid gold
Gerena, Charles (2008-04)
More than a century ago, West Virginians tapped into their vast reserves of coal and turned it into a valuable form of oil
Econ Focus , Volume 12 , Issue Spr/Sum , Pages 36-38

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Noteworthy: energy: supply disruptions lead to spike in coal prices
McCullagh, Amber C. (2008-03)
Southwest Economy , Issue Mar , Pages 14

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The shift to western coal
Anderson, Gerald H. (1982-10)
A discussion of the reasons for the shift in U.S. coal production to western states, with data on production (1970-81) and consumption (1970- 80) by region, plus an examination of the nation's coal production outlook.
Economic Commentary , Issue Oct

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The new coal rush
Jossi, Frank (2004-09)
Rising energy needs and relaxed regulations fuel a resurgence
Fedgazette , Volume 16 , Issue Sep , Pages 13-16

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District coal industry continues to expand
Parrish, Russell V.; Marasia, Jennifer; Kessler, Marla L. (1993-09)
Cross Sections , Issue Sep , Pages 9-11

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Persian Gulf of coal
Levy, Yvonne (1974)
FRBSF Economic Letter

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American emirates?
Levy, Yvonne (1981)
FRBSF Economic Letter