Mogylevych, Dmytro, and Viktoriia Sinko. “Reliability Models of Telecommunication Equipment Facilities With Non-Replenishable or Completely Replenishable Software Failures”. Collection "Information Technology and Security" 10, no. 1 (June 30, 2022): 50–59. Accessed July 16, 2024. https://its.iszzi.kpi.ua/article/view/261132.