A study of coal extraction with electron paramagnetic resonance (EPR) and proton nuclear magnetic resonance relaxation techniques. Quarterly technical progress report, April 1, 1993--June 30, 1993
1997 ◽
Vol 8
(1)
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pp. 30-34
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1974 ◽
Vol 14
(12)
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pp. 907-921
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1988 ◽
Vol 7
(2)
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pp. 113-122
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1977 ◽
Vol 99
(26)
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pp. 8483-8490
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