@inproceedings{SAC-2008-BesshoKKS,
	author        = "Masahiro Bessho and Shinsuke Kobayashi and Noboru Koshizuka and Ken Sakamura",
	booktitle     = "{Proceedings of the 23rd Symposium on Applied Computing}",
	doi           = "10.1145/1363686.1364069",
	editor        = "Roger L. Wainwright and Hisham Haddad",
	isbn          = "978-1-59593-753-7",
	pages         = "1616--1621",
	publisher     = "{ACM}",
	title         = "{A space-identifying ubiquitous infrastructure and its application for tour-guiding service}",
	year          = 2008,
}