@article {16726,
	title = {The R+-tree: A dynamic index for multi-dimensional data},
	journal = {Proceedings of VLDB 1987},
	year = {1987},
	month = {1987///},
	pages = {507 - 518},
	author = {Sellis,T. and Roussopoulos, Nick and Faloutsos,C.}
}
