共 5 条
[2]
MARSH H, 1976, ACS SYM SER, P266
[3]
MOCHIDA I, UNPUBLISHED
[4]
AROMATICITY OF COAL EXTRACT BY H-1 AND C-13 PULSED NMR METHODS
[J].
FUEL,
1978, 57 (09)
:555-558