Bashir Yusuf, Ibrahim Yusuf, Bashir M. Yakasai
      Minimal repair-replacement model for a system with two types of failure
      Applied Mathematical Sciences, Vol. 9, 2015, no. 138, 6867-6875
      http://dx.doi.org/10.12988/ams.2015.57503

Copyright © 2015 Bashir Yusuf, Ibrahim Yusuf and Bashir M. Yakasai. This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.