@article {eurasip,
	title = {Color targets: Fiducials to help visually impaired people find their way by camera phone},
	journal = {EURASIP Journal on Image and Video Processing},
	volume = {2007},
	number = {2},
	year = {2007},
	pages = {10{\textendash}10},
	keywords = {Blind wayfinding},
	url = {http://www.hindawi.com/journals/ivp/2007/096357.abs.html},
	author = {Coughlan, J. and Roberto Manduchi}
}
