Shell takes $22bn hit over low oil prices - BBC News
Brent crude hits $70 as traders bet on sustained revival in oil demand | Financial Times
Sustainability | Free Full-Text | An Auxiliary Index for Reducing Brent Crude Investment Risk—Evaluating the Price Relationships between Brent Crude and Commodities
Brent Crude Oil vs WTI: Five Key Differences | IG AE
Chart: Oil Price Surges to Highest since 2008 | Statista
Brent crude oil falls below $80 for first time since January | Financial Times