@INPROCEEDINGS{
        GHKNPSdcc15.2,
	AUTHOR = "T. Gagie and J. Gonz{\'a}lez-Nova and S. Ladra and
		  G. Navarro and D. Seco",
	TITLE = "Faster Compressed Quadtrees",
	BOOKTITLE = "Proc. 25th Data Compression Conference (DCC)",
        YEAR = "2015",
        PAGES = "93--102"
    }