RETAIL TRANSFORMATION IN THE ERA OF OMNICHANNEL: INTEGRATING OFFLINE AND ONLINE MARKETING Authors M. Mardar https://orcid.org/0000-0003-0831-500X L. Donets https://orcid.org/0000-0001-6113-3702 I. Ustenko https://orcid.org/0000-0002-5527-4944 DOI: https://doi.org/10.32702/2307-2105.2025.12.11 Downloads pdf (Українська) Published 2025-12-17 Issue No. 12 (2025): Efektyvna ekonomika Section Статті