Yangyozov, P. (2025) “SECTORAL ANALYSIS OF THE ECONOMIC BENEFITS OF BULGARIA’S SCHENGEN MEMBERSHIP FOR THE SOUTH-EAST PLANNING REGION”, KNOWLEDGE - International Journal , 71(1), pp. 131–136. Available at: https://ojs.ikm.mk/index.php/kij/article/view/7640 (Accessed: 6 June 2026).