Mathematical Framework for Ensuring the Functional Stability of Organizational Systems Using Ordinal Scale. - Hryhorii Hnatiienko; Oleksii Hnatiienko; Ravshanbek Zulunov (ITS, 2023)

Method for Determining the Level of Criticality Elements when Ensuring the Functional Stability of the System based on Role Analysis of Elements. - Hryhorii Hnatiienko; Vladyslav Hnatiienko; Ravshanbek Zulunov; Tetiana Babenko; Larysa Myrutenko (CPITS, 2024)

Mathematical Models of the Modern Educational Space: Virtual Communication, Processing of Natural Language Information, Normalization of Speech Signal. - Ravshanbek Zulunov; Hryhorii Hnatiienko; Vladyslav Hnatiienko; Larysa Myrutenko (CPITS, 2025)