BOHATCHYK L. ANALYSIS OF THE POSSIBILITIES OF APPLICATION OF THE CLUSTER APPROACH AS AN INDICATOR OF THE ECONOMIC SECURITY LEVEL OF SOCIO-ECONOMIC SYSTEMS. Herald of Khmelnytskyi National University. Economic sciences [Internet]. 2021 Mar. 5 [cited 2026 Jan. 28];290(1):219-25. Available from: https://heraldes.khmnu.edu.ua/index.php/heraldes/article/view/2000