@ARTICLE 
        { BGGBNtcj22,
          TITLE = "Two-Dimensional Block Trees",
          AUTHOR = "N. Brisaboa and T. Gagie and A. G{\'o}mez-Brand{\'o}n
		    and G. Navarro",
	  JOURNAL = "The Computer Journal",
	  VOLUME = 67,
	  NUMBER = 1,
	  PAGES = "391--406",
	  YEAR = 2024,
        }