S. SARWAR, H. KHALID, L. ASLAM, W. U. QOUNAIN, W. U. QOUNAIN and M. M. YOUSAF 2017. Analytical Model of Delayed Server System (DSS) for Energy Conservation . Sindh University Research Journal - SURJ (Science Series). 49, 3 (Sep. 2017). DOI:https://doi.org/10.26692/surj.v49i3.1487.