IMPROVED SCOPE AND AUDIT OF CUSTOMER RELATIONS BASED ON CURRENT INFORMATION SYSTEMS AND TECHNOLOGIES Authors T. Melikhova https://orcid.org/0000-0002-9934-8722 Ye. Melikhov https://orcid.org/0000-0002-9856-9291 V. Haltsev https://orcid.org/0009-0001-3455-1893 DOI: https://doi.org/10.32702/2307-2105.2026.1.45 Downloads pdf (Українська) Published 2026-01-21 Issue No. 1 (2026): Efektyvna ekonomika Section Статті