KIEV, May 25 - The Ukrainian government has appointed Oleksandr Bolkisev, acting chairman of the national oil and gas company Naftogaz Ukrayiny, as board member at the company, a government??™s press service said Thursday.

Bolkisev was appointed as Naftogaz acting chairman earlier this month after the company??™s head Oleksiy Ivchenko resigned from his post on May 11 as he plans to focus on work in Parliament.