KYIV, July 28 (Reuters) - Ukraine's state-owned oil and gas major Naftogaz has signed its first deal with Azerbaijan's SOCAR to import natural gas via the Transbalkan route, it said on Monday.
"For the first time, a test shipment of gas is being delivered through the Transbalkan route along the Bulgaria–Romania–Ukraine corridor," Naftogaz said in a statement on its website.