00875nam0-22003131i-450-990000026560403321000002656FED01000002656(Aleph)000002656FED0100000265620011111d--------km-y0itay50------baitay-------001yyCoal scienceaspects of coal costitutionD. W. van Krevelen , J. Schuyer.AmsterdamElsevier publishing company1957XII, 352 p.ill.23 cmCarboniChimica industriale662.62Krevelen,D. W. van2050Schuyer,JohannesITUNINARICAUNIMARCBK99000002656040332113 B 24 2422339FINBCFINBCCoal science107215UNINAING01