An extended optimal replacement model of systems subject to shocks. - Yu-Hung Chien; Shey-Huei Sheu; Zhe George Zhang; Ernie Love (Eur. J. Oper. Res., 2006)

The optimal service time allocation of a versatile server to queue jobs and stochastically available non-queue jobs of different types. - Zhe George Zhang; Ernie Love; Yu Song (Comput. Oper. Res., 2007)

A Computational Model for Determining the Optimal Preventive Maintenance Policy With Random Breakdowns and Imperfect Repairs. - Ali Haj Shirmohammadi; Zhe George Zhang; Ernie Love (IEEE Trans. Reliab., 2007)

Two-state optimal maintenance planning of repairable systems with covariate effects. - Wujun Si; Ernie Love; Qingyu Yang (Comput. Oper. Res., 2018)