@ARTICLE 
        { VR+23,
	  TITLE = "{MillenniumDB}: An Open-Source Graph Database System",
	  AUTHOR = "D. Vrgoc and C. Rojas and R. Angles and M. Arenas and D.
		    Arroyuelo and C. Buil-Aranda and A. Hogan and G. Navarro
		    and C. Riveros and J. Romero",
	  JOURNAL = "Data Intelligence",
	  YEAR = 2023,
	  VOLUME = 5,
	  NUMBER = 3,
	  PAGES = "560--610"
        }