N. Lakina. "RESEARCH ON WAYS TO PRODUCE BIOFUELS FROM RENEWABLE ENERGY SOURCES." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Energy and Clean Technologies (2019): 449-456. https://doi.org/10.5593/sgem2019/4.1/s17.057