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Methane emission from U.S. coal mines in 1973,a survey: a supplement to IC 8558
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Published Year
1970-1979 (1)
Subject
Coal mines and mining--United States (1) *
Mine gases (1)
Author
Deul, Maurice, (1) *
Irani, M. C. (1)
Jeran, P. W., (1)
