| Article ID: | iaor1997408 |
| Country: | United Kingdom |
| Volume: | 27 |
| Issue: | 4 |
| Start Page Number: | 1186 |
| End Page Number: | 1188 |
| Publication Date: | Dec 1995 |
| Journal: | Advances in Applied Probability |
| Authors: | Prez-Ocn Rafael, Gmiz-Prez M. Luz |
Conditions for a correlated cumulative shock model under which the system failure time is HNBUE are given. It is shown that the proof of a theorem given by Sumita and Shanthikumar relative to this property is not correct and a correct proof of the theorem is given.