@INPROCEEDINGS{
        GNiwoca07.1,
        AUTHOR = "R. Gonz\'alez and G. Navarro",
	TITLE = "A Compressed Text Index on Secondary Memory",
        BOOKTITLE = {Proc. 18th International Workshop on Combinatorial Algorithms (IWOCA)},
        YEAR = "2007",
        PUBLISHER = "College Publications, UK",
	PAGES = "80--91"
    }