Rumyk I, Pyzhianov S. ECONOMIC APPROACHES TO THE FUNCTIONING OF THE MARKETING SYSTEM AT INDUSTRIAL ENTERPRISES. vzuk [Internet]. 2022 Dec. 30 [cited 2026 Nov. 14];(4(68):9-19. Available from: https://snku.krok.edu.ua/index.php/vcheni-zapiski-universitetu-krok/article/view/536