Nitsenko , Vitalii, and Roman Ostapenko. “ Digital Transformation of Marketing: How Business Analytics Is Changing Promotion Strategies in Ukraine”. FINANCIAL AND CREDIT SYSTEMS: PROSPECTS FOR DEVELOPMENT 1, no. 20 (March 31, 2026): 106-117. Accessed April 5, 2026. https://periodicals.karazin.ua/fcs/article/view/29001.