@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}
}