MUZHYLIVSKYI, N. 2025. FEATURES OF THE FUNCTIONING OF THE SYSTEM OF ENSURING ECONOMIC SECURITY OF ENGINEERING ENTERPRISES: THEORETICAL BASIS AND PRACTICAL PRINCIPLES. Herald of Khmelnytskyi National University. Economic sciences. 346, 5 (Oct. 2025), 550–554. DOI:https://doi.org/10.31891/2307-5740-2025-346-5-77.