https://www.vedomosti.ru/business/news/2012/01/24/dobycha_nefti_v_rf_v_2011_g_vyrosla_na_08_do_509_mln_tonn?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=dobycha_nefti_v_rf_v_2011_g_vyrosla_na_08_do_509_mln_tonn