Report{nokey,
	title = {Copyright Aspects of Caching},
	author = {Hugenholtz, P.B.},
	url = {http://www.ivir.nl/publicaties/download/PBH-DIPPER.pdf},
	year = {0930},
	date = {1999-09-30},
	keywords = {Auteursrecht, Intellectuele eigendom},
}