Information technologies of optimization of structures of the systems are on the basis of combinatorics methods. - Oleg Riznyk; Yurii Kynash; Oleksandr Povshuk; Bohdan Balych (CSIT (1), 2017)

A Method for Constructing a Barker-like Sequences based on Ideal Ring Вundles. - Oleg Riznyk; Yurii Kynash; Bohdan Balych; Roksolana Vynnychuk; Igor Kret; Hakan Kutucu (DCSMart, 2019)

Non-Equidistant Location of Objects in Space. - Oleg Riznyk; Yulia Miyushkovych; Roman Martsyshyn; Natalya Kustra; Bohdan Balych (CSIT (2), 2021)