01789nam 2200457 450 991071608930332120220113093923.0(CKB)5470000002517208(OCoLC)1249020454(EXLCZ)99547000000251720820210430d2021 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierAssessment of undiscovered oil and gas resources in the Pennsylvanian Tyler Formation of the Williston Basin Province, 2020[Reston, Virginia] :U.S. Department of the Interior, U.S. Geological Survey,2021.1 online resource (2 unnumbered pages) color mapFact sheet,2327-6932 ;2020-3067"April 2021.""Williston Basin Province Assessment Team: Christopher J. Schenk [and eight others]"--Page 2.Includes bibliographical references (page 2).National and Global Petroleum AssessmentNatural gas reservesWilliston BasinPetroleum reservesWilliston BasinNatural gas reservesNorth DakotaPetroleum reservesNorth DakotaNatural gas reservesPetroleum reservesNatural gas reservesPetroleum reservesSchenk Christopher J.Geological Survey (U.S.),National and Global Petroleum Resource Assessment Project (U.S.)GPOGPOBOOK9910716089303321Assessment of undiscovered oil and gas resources in the Pennsylvanian Tyler Formation of the Williston Basin Province, 20203352101UNINA