RIO DE JANEIRO, Feb. 21, 2014 /PRNewswire/ -- The Board of Directors of Oi S.A. (the "Company") – BM&FBOVESPA: OIRBR3 and OIBR4 / NYSE: OIBR – calls the shareholders of the Company to attend the Extraordinary General Shareholders' Meeting, to be held on March...
Source : http://www.prnewswire.com/news-releases/oi-sa-call...
Source : http://www.prnewswire.com/news-releases/oi-sa-call...