00792nam0-22002891i-450-99000055375040332120001010000055375FED01000055375(Aleph)000055375FED0100005537520001010d--------km-y0itay50------baitay-------001yyNew coal chemistry . A Royal society discussion. London 21-22 May , 1980A. Spinks , J. M. Thomas , J. GibsonLondonRoyal Society198133 cm215 p.Gibson,J.Spinks,A.Thomas,John M.ITUNINARICAUNIMARCBK99000055375040332105 64 1971433DININDININUNINAING01