| 2017 | On optimal grouping and stochastic comparisons for heterogeneous items | 차지환 | Article |
| 2020 | On optimal life extension for degrading systems | 차지환 | Article |
| 2018 | ON OPTIMAL OPERATIONAL SEQUENCE OF COMPONENTS IN A WARM STANDBY SYSTEM | 차지환 | Article |
| 2018 | On optimal replacement of systems with failure rates described by a random jump process | 차지환 | Article |
| 2020 | ON POST DIMENSION REDUCTION STATISTICAL INFERENCE | 김경원 | Article |
| 2017 | On preventive maintenance of systems with lifetimes dependent on a random shock process | 차지환 | Article |
| 2018 | On preventive maintenance under different assumptions on the failure/repair processes | 차지환 | Article |
| 2022 | On principal graphical models with application to gene network | 김경원 | Article |
| 2000 | On probabilistic properties of nonlinear ARMA(p,q) models | 이외숙 | Article |
| 2019 | On some characteristics of quality for systems operating in a random environment | 차지환 | Article |
| 2014 | On some conditional characteristics of hazard rate processes induced by external shocks | 차지환 | Article |
| 2016 | On some mortality rate processes and mortality deceleration with age | 차지환 | Article |
| 2016 | On some properties of shock processes in a 'natural' scale | 차지환 | Article |
| 2005 | On stationarity and β-mixing property of certain nonlinear GARCH(p,q) models | 이외숙; 신동완 | Article |
| 2018 | On stochastic comparisons for population age and remaining lifetime | 차지환 | Article |
| 2011 | On Stochastic models for accelerated burn-in procedure | 차지환 | Article |
| 2013 | On stochastic predictions of failure processes under population heterogeneity | 차지환 | Article |
| 2007 | On strict stationarity of nonlinear ARMA processes with nonlinear GARCH innovations | 이외숙 | Article |
| 2020 | On structural properties of an asymmetric copula family and its statistical implication | 안재윤; 김미정 | Article |
| 2012 | On the choice of nonparametric entropy estimator in entropy-based goodness-of-fit test statistics | 신동완 | Article |
