https://www.vedomosti.ru/library/news/2009/03/11/akudrin-minfin-rasschityvaet-na-50-za-barrel-v-2011-godu?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=akudrin-minfin-rasschityvaet-na-50-za-barrel-v-2011-godu