https://www.vedomosti.ru/business/news/2015/05/19/lukoil-vvodit-v-ekspluatatsiyu-kompleks-pererabotki-tyazhelih-ostatkov-na-npz-v-bolgarii?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=lukoil-vvodit-v-ekspluatatsiyu-kompleks-pererabotki-tyazhelih-ostatkov-na-npz-v-bolgarii