Oil Soars Above $66 With Saudi Supply Gamble Buoying Crude Bulls - Bloomberg
West Texas Intermediate - Wikipedia
West Texas Intermediate oil price annually 1976-2021 | Statista
Crude Oil (petroleum); West Texas Intermediate - Daily Price - Commodity Prices - Price Charts, Data, and News - IndexMundi
Western Canadian Select historical pricing | Oil Sands Magazine
Changing quality mix is affecting crude oil price differentials and refining decisions - Today in Energy - U.S. Energy Information Administration (EIA)
US oil prices swing as coronavirus fuels storage fears | Financial Times
Crude Oil Prices Today - Live Chart | MacroTrends
Western Texas Intermediate Archives - Marketshockers
Tightening Oil Supplies Inject New Momentum Into Price Rally - WSJ
NOT ALL OIL IS EQUAL: EXPLAINING PRICE DIFFERENCES