OPG: Convening notice to AG May 15, 2012 bonds 2012:http://hugin.info/143527/R/1607107/509697.pdfThis announcement is distributed by Thomson Reuters on behalf of Thomson Reuters clients.The owner of this announcement warrants that:(i) the releases contained herein are protected by copyright and other applicable laws; and(ii) they are solely responsible for the content, accuracy and originality of