RIO DE JANEIRO, Jan. 30, 2014 /PRNewswire/ -- Oi S.A. ("Oi") – BM&FBOVESPA: OIRBR3 and OIBR4 / NYSE: OIBR – informs its shareholders and the Market in general that the Administrative Council for Economic Defense (Conselho Administrativo de Defesa Economica),...
Source : http://www.prnewswire.com/news-releases/oi-sa--mat...
Source : http://www.prnewswire.com/news-releases/oi-sa--mat...