Кущ, С., and В. Шутовський. “Expert and Fuzzy Systems Application for Information Security Risks Assessment of Information and Telecommunication Systems”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 50, Nov. 2012, pp. 114-20, doi:10.20535/RADAP.2012.50.114-120.