References
- Kochar , I.S. 1983 . Investment Analysis of Introducing Standby or Kedundancy into a Production System . Microelectronics and Reliability , 23 ( 1 ) : 175 – 178 .
- Grassmann , W.K. 1979 . The Economic Service Rate . Journal of Operational Research Society , 30 ( 2 ) : 149 – 155 .
- Avriel , M. and Williams , A.C. 1970 . Complementary Geometric programming . SIAM J. Applied Mythematics , 19 ( 2 ) : 125 – 141 .
- Duffin , R.J. and Peterson , E.L. 1972 . Geometric Programs Treated with Slack Variables . Journal of Applied Analysis , 2 ( 2 ) : 255 – 267 .