Carbon distribution in coals and coal macerals by cross polarization magic angle spinning carbon-13 nuclear magnetic resonance spectrometry
1984 ◽
Vol 56
(6)
◽
pp. 933-943
◽
M. A. Wilson
◽
R. J. Pugmire
◽
Jirina. Karas
◽
L. B. Alemany
◽
W. R. Woolfenden
◽
...