@inproceedings{CIKM-2007-SchockaertC,
	author        = "Steven Schockaert and Martine De Cock",
	booktitle     = "{Proceedings of the 16th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1321440.1321524",
	isbn          = "978-1-59593-803-9",
	pages         = "593--602",
	publisher     = "{ACM}",
	title         = "{Reasoning about vague topological information}",
	year          = 2007,
}