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035   $a(EXLCZ)995470000002487783
100   $a20200807d2018      ua             0
101 0 $aeng
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aTopics in coal geochemistry $eshort course /$fby Allan Kolker
210  1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey,$d2018.
215   $a1 online resource (x, 31 pages)
225 1 $aOpen-file report ;$v2018-1145
320   $aIncludes bibliographical references (pages 10-17).
517   $aTopics in coal geochemistry 
606   $aCoal$xComposition$xStudy and teaching
606   $aGeochemistry$xStudy and teaching
615  0$aCoal$xComposition$xStudy and teaching.
615  0$aGeochemistry$xStudy and teaching.
700   $aKolker$b Allan$01389502
712 02$aGeological Survey (U.S.),
712 02$aUnited States.$bNational Park Service.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910711830103321
996   $aTopics in coal geochemistry$93491965
997   $aUNINA