@conference {15225,
	title = {Greedy strikes back: improved facility location algorithms},
	booktitle = {Proceedings of the ninth annual ACM-SIAM symposium on Discrete algorithms},
	series = {SODA {\textquoteright}98},
	year = {1998},
	month = {1998///},
	pages = {649 - 657},
	publisher = {Society for Industrial and Applied Mathematics},
	organization = {Society for Industrial and Applied Mathematics},
	address = {Philadelphia, PA, USA},
	isbn = {0-89871-410-9},
	url = {http://dl.acm.org/citation.cfm?id=314613.315037},
	author = {Guha,Sudipto and Khuller, Samir}
}
