"Is the energy crisis real?"; "McClung, James D.", "Humphreys, Kenneth King."; "Energy consumption.", "Power resources."; "Humphreys, Kenneth King.", "McClung, James D."; "1971"; "

Serial issue. Issued as: West Virginia University. Coal Research Bureau. Technical report, no. 90. \"Presented at the Eastern Pennsylvania Regional Meeting, Reading, Pennsylvania and the Niagara-Frontier Regional Meeting, Niagara Falls, New York, American Association of Coal Engineers, September 1971.\"

"; ""; "P12075"; "pec"; "Power resources.", "Energy consumption."; "14256"; .