RossS05a'

@article{DBLP:journals/questa/RossS05a,
  author    = {Andrew M. Ross and
               J. George Shanthikumar},
  title     = {Dial-Up Internet Access: A Two-Provider Cost Model},
  journal   = {Queueing Syst.},
  volume    = {51},
  number    = {1-2},
  year      = {2005},
  pages     = {5-27},
  ee        = {http://dx.doi.org/10.1007/s11134-005-1671-2},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}