@article {McCall:April 2006:1357-938X:114,
	author = "McCall, Mike",
	title = "Precision for whom? Mapping ambiguity and certainty in (Participatory) GIS",
	journal = "Participatory Learning and Action",
	volume = "54",
	year = "April 2006",
	abstract = "",
	pages = "114-119(6)",
	url = "http://www.ingentaconnect.com/content/iiedpla/pla/2006/00000054/00000001/art00017"
}