TULCHYNSKA, Svitlana, 		POPELO, Olha, 		MARHASOVA, Viktoriia, 		NUSINOVA, Olena, AND 		ZHYGALKEVYCH, Zhanna.
" Monitoring of the Ecological Condition of Regional Economic Systems in the Context of Sustainable Development" <em>Journal of Environmental Management and Tourism</em> [Online], Volume 12 Number 5 (10 September 2021)