in American Society of Mining and Reclamation - 24th National Meetings of the American Society of Mining and Reclamation 2007: 30 Years of SMCRA and Beyond
Volume: 1, Páginas: 176-182
Conference
24Th National Meetings of the American Society of Mining and Reclamation 2007: 30 Years of Smcra and Beyond, Date: 2 June 2007 through 6 June 2007, Location: Gillette, WY, Patrocinadores: Univ. Wyoming, Sch. Energy Resourc. William D.;Ruckelshaus Inst. Environ. Nat. Resour.;Arch Coal Foundation;Powder River Coal, LLC;Peabody Western Coal Company