m.kelkinnama@iut.ac.ir Office Department of Mathematical Sciences, Isfahan University of Technology, Isfahan Phone +98 313 3913615 Fax +98 313 3912602 Positions Assistant Professor Research Interests Applied Probability Theory of Reliability Fuzzy Statistics More ArticlesJournal Papers Title DOI type Reliability analysis and optimal replacement for a k-out-of-n system with various components subject to shocks # Journal Optimal redundancy allocation in coherent systems with heterogeneous dependent components 10.1017/jpr.2022.12 Journal Comparing residual lifetimes and inactivity times of dependent random variables 10.1080/03610926.2022.2070764 Journal Some reliability measures and maintenance policies for a coherent system composed of different types of components 10.1007/s00184-022-00862-5 Journal Reliability analysis and optimal replacement for a <i>k</i>-out-of-<i>n</i> system under a ?-shock model 10.1177/1748006X221082762 Journal Stochastic Comparisons Between Coherent Systems with Active Redundancies Under Proportional Hazards and Reversed Hazards Models 10.1142/S0218539321500078 Journal On stochastic comparisons of coherent systems with two different types of components 10.1080/03610926.2020.1792496 Journal ON THE RESIDUAL AND PAST LIFETIMES OF COHERENT SYSTEMS UNDER RANDOM MONITORING 10.1017/S0269964820000078 Journal Stochastic and ageing properties of coherent systems with dependent identically distributed components 10.1007/s00362-016-0850-z Journal New Developments on Stochastic Properties of Coherent Systems # Journal