Prem S. Puri, Harshinder Singh. Optimum Replacement of a System Subject to Shocks: A Mathematical Lemma. Operations Research, 34(5):782-789, 1986. [doi]
@article{PuriS86,
title = {Optimum Replacement of a System Subject to Shocks: A Mathematical Lemma},
author = {Prem S. Puri and Harshinder Singh},
year = {1986},
doi = {10.1287/opre.34.5.782},
url = {http://dx.doi.org/10.1287/opre.34.5.782},
researchr = {https://researchr.org/publication/PuriS86},
cites = {0},
citedby = {0},
journal = {Operations Research},
volume = {34},
number = {5},
pages = {782-789},
}