@article{paperid:1070485, author = {Ahmadi, Jafar and Sadeghpour Gildeh, Bahram}, title = {An optimal planned replacement time based on availability and cost functions for a system subject to three types of failures}, journal = {Computers and Industrial Engineering}, year = {2018}, volume = {124}, number = {1}, month = {September}, issn = {0360-8352}, pages = {77--87}, numpages = {10}, keywords = {Availability; Discounted cost; Minimal repair; Non-homogeneous Poisson process; Optimal planned replacement; Repairable system}, }