@inproceedings{VLDB-1987-SellisRF,
	author        = "Timos K. Sellis and Nick Roussopoulos and Christos Faloutsos",
	booktitle     = "{Proceedings of the 13th International Conference on Very Large Data Bases}",
	ee            = "http://www.vldb.org/conf/1987/P507.PDF",
	isbn          = "0-934613-46-X",
	pages         = "507--518",
	publisher     = "{Morgan Kaufmann}",
	title         = "{The R+-Tree: A Dynamic Index for Multi-Dimensional Objects}",
	year          = 1987,
}