By A Mystery Man Writer
Petrobras-Mubadala partnership may open door to refinery deal, say sources
Onshore oil in Brazil: from stranded assets to spectacular returns?
Brazil's Petrobras oil output dips slightly in second quarter
Brazil's Petrobras to play leading role on refinery expansion -new energy minister
PE: dificuldade de acessar benefício é entrave a mães de bebês com
Palm Oil for Biodiesel in the : Sustainable Fuel or Deforestation Risk? — Global Issues
Should Brazil's Petrobras retake control of a key oil refinery? - BNamericas
Petrobras cuts planned investment by a quarter
Petrobras in Transition
Petrobras reinforces security at refineries after threats - sources
Congresso derruba veto à distribuição de absorventes para
Petrobras advances Route 3 presalt gas plant on revised timeline
Petrobras, investors discuss recovery of Brazilian refinery in Bahia