ROZHKO V, BRAZHNIK D. RELATIONSHIP MARKETING IN THE DIGITAL ENVIRONMENT: CHALLENGES AND OPPORTUNITIES. Herald of Khmelnytskyi National University. Economic sciences [Internet]. 2025 Nov. 27 [cited 2026 Jan. 28];348(6):249-54. Available from: https://heraldes.khmnu.edu.ua/index.php/heraldes/article/view/2520