Solodukha , Z. I., and S.V. Leonova. “DIGITAL TOOLS FOR PROMOTING MARKETING AGENCIES IN THE ADVERTISING SERVICES MARKET: A COMPARATIVE ANALYSIS OF GOOGLE ADS AND META APPROACHES”. The actual problems of regional economy development 1, no. 21 (June 17, 2025): 288–296. Accessed February 3, 2026. https://journals.pnu.edu.ua/index.php/aprde/article/view/9355.