https://www.worldenergynews.com/news/petrobras-ypfb-chaco-invest-bln-exploration-653444
Petrobras, YPFB Chaco to Invest $1.2 Bln in Exploration
Brazil's state-run oil firm Petroleo Brasileiro SA and Bolivia's state-run YPFB Chaco signed a $1.2 billion agreement to explore…