@ARTICLE {
	AUTHOR = "Nelson Baloian and Gustavo Zurita",
	TITLE ="Ubiquitous Mobile Knowledge Construction in Collaborative Learning Environments",
	JOURNAL = "Sensors",
	VOLUME = "12",
	NUMBER = "6",
	PAGES = "6996-7014",
	YEAR = "2012",
	PUBLISHER = "Molecular Diversity Preservation International",
	ADDRESS = "Basel, Switzerland",
	ISSN = "1424-8220"
	}