@INPROCEEDINGS{
        FCNPwea06.2,
        AUTHOR = "K. Figueroa and E. Ch\'avez and G. Navarro and R. Paredes",
	TITLE = "On the Least Cost For Proximity Searching in Metric Spaces",
	BOOKTITLE = "Proc. 5th Workshop on Efficient and Experimental 
		     Algorithms (WEA)",
        YEAR = "2006",
	SERIES = "LNCS 4007",
        PAGES = "279--290"
    }