\Bibitem{1}
\by Rykov, V., Kozyrev, D., Filimonov, A., Ivanova, N.
\paper ON RELIABILITY FUNCTION OF A K-OUT-OF-N SYSTEM WITH GENERAL REPAIR TIME DISTRIBUTION
\paperinfo doi: 10.1017/S0269964820000285
\jour Probability in the Engineering and Informational Sciences
\yr 2021
\vol 35
\issue 4
\pages 885-902
\RBibitem{2}
\by Rykov V, Ivanova N, Kozyrev D.
\paper Application of Decomposable Semi-Regenerative Processes to the Study of k-out-of-n Systems
\paperinfo doi: 10.3390/math9161933
\jour Mathematics
\yr 2021
\vol 9
\issue 16
\RBibitem{3}
\by Rykov, V.; Ivanova, N.; Kochetkova I.
\paper Reliability Analysis of a Load-Sharing k-out-of-n System Due to Its Components’ Failure
\paperinfo doi: 10.3390/math10142457
\jour Mathematics
\yr 2022
\vol 10
\issue 14
\RBibitem{4}
\by Rykov, V.; Ivanova, N.; Kozyrev, D.; Milovanova, T.
\paper On Reliability Function of a k-Out-Of-n System with Decreasing Residual Lifetime of Surviving Components after their Failures
\paperinfo doi: 10.3390/math10142457
\jour Mathematics
\yr 2022
\vol 10
\issue 22
V. V. Rykov, N. M. Ivanova, “On reliability of repairable hot double redundant system with arbitrarily distributed life and repair times of its elements”, Avtomat. i Telemekh., 2024, no. 9, 101–123; Autom. Remote Control, 85:9 (2024), 805–820