ositive and negative impacts of longwall mine subsidence on a sandstone aquifer" Environmental Geology Volume 34, Numbers 2-3, May, 1998: p. 223
- "The Dangers of Longwall Mining to Our Water" Sierra Club Hearing Alert, August 2009
- Bob Drogin and Nicole Santa Cruz,"25 miners killed in West Virginia explosion" LA Times, April 6, 2010.
- See Longwall mining and Citizens Coal Council for further information on impacts.
- "Underground production by state and mining method, 2009," Energy Information Administration
- "Longwall Mining," Table 4: Average Mining Height of Longwall Units, by State and Region, Energy Information Administration, DOE/EIA-TR-0588, March 1995
- "Coal statistics," World Coal Insitute, accessed October 7, 2010
- "International Energy Statistics," U.S. Energy Information Administration, accessed October 7, 2010
- Syd S. Peng, "Understanding the Chinese Coal Industry," Coal Age, August 26, 2010
- S.D. Floor and J.J. Leeming, "Recent developments in longwall mining entry development, and room and pillar systems," Gospodarka Surowcami Mineralnymi, 2008
- Jackson Adams, "Longwall mining damages land near Hillsboro" Jackson Times, August 5, 2010.
- Jeff Biggers, "Big Coal’s Dirty Secret: Breakthrough New Study on Longwall Mining Regulatory Failure and Ruin in Pennsylvania" AlterNet, April 18, 2011.
- Don Hopey, "State report details longwall mining damage" Pittsburgh Post-Gazette, January 05, 2011.
- Manuel Quinones, "Reports of Property Damage Mount as Longwall Mining for Coal Proliferates in Pa." NY Times, September 29, 2011.
- Kristen Lombardi, "New scrutiny of 'longwall' mining finds damage in Pennsylvania streams," CPI, June 21, 2013.
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- The Hidden Costs of Clean Coal: The Environmental and Human Disaster of Longwall Mining, Center for Public Integrity website
- "Protection of Water Resources From Longwall Mining Is Needed in Southwestern Pennsylvania," Schmid & Company Inc., Citizens Coal Council, July 2010
- "Longwall Mining," Energy Information Administration, DOE/EIA-TR-0588, March 1995