Putin and Nazarbayev signed document on delimitation of northern part of Caspian Sea

Russian and Kazakhstan Presidents Vladimir Putin and Nursultan Nazarbayev have signed the protocol to amend the agreement between Russia and Kazakhstan on delimitation of bottom of the northern part of the Caspian Sea to execute sovereign rights of bowels of earth of July 6, 1998.

            Earlier Yurii Ushakov, Assistant of Russian President, told journalists that the document regulates the issues of joint development of oil bearing field Central.