LEADER 00450nam 2200169z- 450 001 9910693613903321 035 $a(CKB)4970000000043014 035 $a(EXLCZ)994970000000043014 100 $a20240129c2002uuuu -u- - 101 0 $aeng 200 00$aNatural gas : analysis of changes in market price 210 $aWashington, D.C 517 $aNatural Gas 906 $aDOCUMENT 912 $a9910693613903321 996 $aNatural Gas$91936993 997 $aUNINA