Hristozov, Yanko, and Shteryo Nozharov. “PREREQUISITES FOR BUSINESS DEVELOPMENT IN SOUTH- EASTERN EUROPE IN THE CONDITIONS OF POLYCRISIS AND DIGITAL TRANSFORMATION”. ECONOMICS - INNOVATIVE AND ECONOMICS RESEARCH JOURNAL 12, no. 2 (August 1, 2024): 163–175. Accessed November 12, 2025. https://economicsrs.com/index.php/eier/article/view/524.