TY - BOOK AU - Yen,T.F. AU - Kawahara,F.K. AU - Hetzberg,R. TI - Chemical and geochemical aspects of fossil energy extraction SN - 0250404621 PY - 1983/// CY - Ann Arbor, Mich. PB - Ann Arbor Science KW - Fossil energy extraction KW - Chemical and geochemical aspects ER -