@inproceedings{SIGMOD-2010-XuJ,
	author        = "Zhengdao Xu and Hans-Arno Jacobsen",
	booktitle     = "{Proceedings of the 28th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/1807167.1807196",
	isbn          = "978-1-4503-0032-2",
	pages         = "243--254",
	publisher     = "{ACM}",
	title         = "{Processing proximity relations in road networks}",
	year          = 2010,
}