MATERIAL FACT: Approval of the Terms of the Exchange of Credit for Shares of Oi/TmarPart and the Option for the Purchase of Shares in Treasury by the PT SGPS General Meeting and the Boards of Directors of TmarPart and Oi

RIO DE JANEIRO, Sept. 8, 2014 /PRNewswire/ -- Oi S.A. ("Oi," Bovespa: OIBR3, OIBR4; NYSE: OIBR and OIBR.C) and Telemar Participacoes S.A. ("TmarPart" and, together with Oi, the "Companies"), pursuant to art. 157, § 4 of Law No. 6,404/76 (the "Corporation Law") and CVM Instruction No....

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