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1.- An ASSESSMENT of coalbed methane exploration projects in Canada
Geological Survey of Canada; Dawson, F.M.; Marchioni, D.L.; Anderson, T.C.; McDougall, W.J.
Otawa: Geological Survey of Canada, 2000
Geological Survey of Canada Bulletin
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2.- Mine Ventilation Pressure Differentials with a programmable hand calculator
Nugent, Joseph W.; Anderson, T.C.
1977
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