ISTANBUL, June 20, 2014/PRNewswire / Asianet-Pakistan — Turk Telekom’s US$ 1 Billion bond offering to refinance short term debt was about 8 times oversubscribed by international investors. This transaction proved to be a landmark issuance as the largest and first ever dual tranche corporate bond offering across two maturities issued out of Turkey. (Logo: http://photos.prnewswire.com/prnh/20140620/693508) […]