00809nam0-22003011i-450-99000031039040332120001010000031039FED01000031039(Aleph)000031039FED0100003103920001010d--------km-y0itay50------baitay-------001yyCOAL science and chemistry.Edited by A. Volborth.AmsterdamElsevier1987XII,478 p., ill., 25 cmCoal science and technology10662Volborth,AlexisITUNINARICAUNIMARCBK99000031039040332104 105-119DIC 252DINCHDINCHCOAL science and chemistry129072UNINAING01