01502oam 2200457 450 991071205380332120190403101815.0(CKB)5470000002489564(OCoLC)1085574251(OCoLC)1041735549(OCoLC)995470000002489564(EXLCZ)99547000000248956420190214d1986 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierSymposium proceedings a national agenda for coal-quality research, April 9-11, 1985 /edited by Susan Garbini and Stanley P. Schweinfurth[Reston, Virginia] :Department of the Interior, U.S. Geological Survey,1986.1 online resource (vi, 334 pages) illustrationsU.S. Geological Survey circular ;979"Symposium convened by the United States Geological Survey."Includes bibliographical references.Symposium proceedings CoalCongressesCoalfastConference papers and proceedings.lcgftCoalCoal.Garbini SusanSchweinfurth Stanley P.Geological Survey (U.S.),OCLCEOCLCECOPOCLCFGPOBOOK9910712053803321Symposium proceedings3535295UNINA