TY - JOUR AU - Chang, H.-C.K. AU - Nishioka, M AU - Bartle, K. AU - Wise, Stephen AU - Bayona, J AU - Markides, K AU - Lee, M. C2 - Fuel DA - 1988-01-01 00:01:00 LA - en M1 - 67 PB - Fuel PY - 1988 TI - Identification and Comparison of Low Molecular Weight Neutral Constituents in Two Different Coal Extracts ER -