@conference {393,
	title = {Metrics and strategies for Web Heritage management and preservation},
	year = {2009},
	pages = {17 - p.},
	url = {http://www.ifla.org/files/hq/papers/ifla75/92-bermes-en.pdf},
	author = {Emmanuelle Berm{\`e}s and Gildas Illien}
}
