@techreport{ofsted_virtual_2009,
	title = {Virtual learning environments: an evaluation of their development in a sample of educational settings},
	author = {Ofsted},
	year = {2009},
	keywords = {{GT3}, prea2k30},
	url = {http://www.ofsted.gov.uk/Ofsted-home/Publications-and-research/Browse-all-by/Documents-by-type/Thematic-reports/Virtual-learning-environments-an-evaluation-of-their-development-in-a-sample-of-educational-settings}
}