Petrobras PBR, a state-owned Brazilian oil and gas company, steel producer company, Gerdau S.A. GGB and Spanish multinational natural gas and electrical energy utility company, Naturgy Energy Group S...
Source LinkPetrobras PBR, a state-owned Brazilian oil and gas company, steel producer company, Gerdau S.A. GGB and Spanish multinational natural gas and electrical energy utility company, Naturgy Energy Group S...
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