@inproceedings{SIGMOD-1993-BrinkhoffKS,
	author        = "Thomas Brinkhoff and Hans-Peter Kriegel and Bernhard Seeger",
	booktitle     = "{Proceedings of the 23rd ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD93/P237.PDF",
	doi           = "10.1145/170035.170075",
	pages         = "237--246",
	publisher     = "{ACM Press}",
	title         = "{Efficient Processing of Spatial Joins Using R-Trees}",
	year          = 1993,
}