@article {3,
	title = {Tracking multiple objects is limited only by object spacing, not by speed, time, or capacity},
	journal = {Psychological Science},
	volume = {21},
	year = {2010},
	pages = {920-925},
	keywords = {Visual Attention \& Cognition},
	author = {Franconeri, Steven L. and Jonathan, Sumeeth V. and Scimeca, Jason M.}
}
