@INPROCEEDINGS {
        NRclei02,
        AUTHOR = "G. Navarro and N. Reyes",
        TITLE = "Improved Dynamic Spatial Approximation Trees",
        BOOKTITLE = {Proc. XXVIII Latin American Conference on 
Informatics (CLEI)},
	ADDRESS = "Montevideo, Uruguay",
        YEAR = 2002,
        PAGES = "74",
	NOTE = "Abstract in print, complete papers in CD-ROM"
        }