MODEL OF MANAGING OUTSOURCING RELATIONSHIPS OF AN ENTERPRISE BASED ON A SYSTEM APPROACH Authors I. Fedotova https://orcid.org/0000-0002-3277-0224 T. Ustik https://orcid.org/0000-0001-9967-0669 N. Bocharova https://orcid.org/0000-0003-4371-0187 V. Frizel https://orcid.org/0009-0008-0692-4796 DOI: https://doi.org/10.32702/2307-2105.2026.5.18 Downloads pdf (Українська) Published 2026-05-26 Issue No. 5 (2026): Efektyvna ekonomika Section Статті