Sample records for POWDER RIVER BASIN (powder river basin)
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3

Western Surface Coal Mining : Conference

Society for Mining, Metallurgy, and Exploration, Inc., Powder River Basin Section
1989-01-01

German National Library of Science and Technology (GetInfo) (German)

77

Coalbed methane in Wyoming

DeBruin, R. H.; Lyman, R. M.; Wyoming Geological Association
1999-01-01

German National Library of Science and Technology (GetInfo) (German)