By A Mystery Man Writer
Underground Mining Guide
Abandoned Coal Mines Could Be Future of Farming
The Geological Society
Mine Subsidence Repair Project at West Virginia Case Study
Mine rehabilitation: a sustainable development opportunity - International Mining
Mine management failure mechanisms – a geotechnical perspective
Beware the dangers of past mining activity – Mortgage Finance Gazette
Coal mining, Definition, History, Types, & Facts
Appendix E: Coal Mining and Processing Methods, Coal: Research and Development to Support National Energy Policy
Mine management failure mechanisms – a geotechnical perspective
Underground Mining Guide