Томашевська, Ольга, and Андрій Зайченко. “SYSTEM APPROACH AS THE BASIS OF SCIENTIFIC RESEARCH OF ECONOMIC DEVELOPMENT”. Modern engineering and innovative technologies 2, no. 27-02 (June 30, 2023): 26–30. Accessed November 21, 2024. https://moderntechno.de/index.php/meit/article/view/meit27-02-001.