| 2018 | Optimal replacement policy under a general failure and repair model: Minimal versus worse than old repair | 차지환 | Article |
| 2018 | On stochastic comparisons for population age and remaining lifetime | 차지환 | Article |
| 2018 | Distinct patterns of internet and smartphone-related problems among adolescents by gender: Latent class analysis | 이동환 | Article |
| 2018 | Optimal mission abort policy for partially repairable heterogeneous systems | 차지환 | Article |
| 2018 | Stochastic ordering for populations of manufactured items | 차지환 | Article; Proceedings Paper |
| 2018 | ON OPTIMAL OPERATIONAL SEQUENCE OF COMPONENTS IN A WARM STANDBY SYSTEM | 차지환 | Article |
| 2018 | On preventive maintenance under different assumptions on the failure/repair processes | 차지환 | Article |
| 2018 | Bivariate preventive maintenance of systems with lifetimes dependent on a random shock process | 차지환 | Article |
| 2018 | On information-based residual lifetime in survival models with delayed failures | 차지환 | Article |
| 2018 | Modelling of Marginally Regular Bivariate Counting Process and its Application to Shock Model | 차지환 | Article |
| 2018 | A dynamic bivariate common shock model with cumulative effect and its actuarial application | 차지환 | Article |
| 2018 | On optimal replacement of systems with failure rates described by a random jump process | 차지환 | Article |
| 2018 | Renewal processes and applications | 차지환 | Book Chapter |
| 2018 | Applications of the generalized Polya process | 차지환 | Book Chapter |
| 2018 | Generalized Polya process | 차지환 | Book Chapter |
| 2018 | Advanced poisson shock models | 차지환 | Book Chapter |
| 2018 | Introduction | 차지환 | Book Chapter |
| 2018 | Effects of internet and Smartphone addictions on depression and anxiety based on propensity score matching analysis | 이동환 | Article |
| 2018 | On a New Shot Noise Process and the Induced Survival Model | 차지환 | Article |
| 2018 | Preliminaries: Reliability and point processes | 차지환 | Book Chapter |
