Yana Molchanova, А. В. Малков. "PROMOTING RECYCLING, CLEANER PRODUCTION AND GREEN INVESTMENTS IN PETROCHEMICAL INDUSTRY." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 21st SGEM International Multidisciplinary Scientific GeoConference Proceedings 2021, Water Resources. Forest, Marine and Ocean Ecosystems (2021): 19-26. https://doi.org/10.5593/sgem2021v/3.2/s06.03