Lysytskyi, V. L., & Boiko, M. O. (2020). IDENTIFICATION OF PROBLEM SITUATIONS IN FUNCTIONAL DIAGNOSTICS OF INTELLIGENT BUSINESS SYSTEMS. Bulletin of National Technical University "KhPI". Series: System Analysis, Control and Information Technologies, (2 (4), 3–9. https://doi.org/10.20998/2079-0023.2020.02.01