@INBOOK {
	AUTHOR = "Gustavo Zurita and Nelson Baloian",
	TITLE = "Geocollaboration in LEarning Scenarios",
	BOOKTITLE = "Interface and Interaction Design for Learning and Simulation Environments",
	PAGES = "279-288",
	YEAR = "2009",
	PUBLISHER = "Logos Verlag",
	ADDRESS = "Berlin, Germany",
	ISBN = "978-3-8325-2361-9",
	}