DEVELOPMENT OF THE MARKETING MANAGEMENT CONCEPT AND THE POSSIBILITIES OF ITS PRACTICAL APPLICATION IN IT Authors N. Baluk https://orcid.org/0000-0001-7014-3152 DOI: https://doi.org/10.32702/2306-6814.2026.5.158 Downloads pdf (Українська) Published 2026-03-10 Issue No. 5 (2026): Investytsiyi: praktyka ta dosvid Section Статті