%0 Journal Article %T PRODUCTION OF BASE OILS IN RUSSIA %A Litvincev, Y.I. %A Zhavoronkov, D.A. %K base oils, API, hydrogenation processesbase oils, API, hydrogenation processes %J Bulletin of the Angarsk State Technical University %D 2023 %N 1 %P 3 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»