 @online {_les_2015-2,
	title = {Les collections de monnaies de Gallica},
	journal = {Gallica, le blog},
	year = {2015},
	month = {2015/04/08},
	url = {http://blog.bnf.fr/gallica/index.php/2015/04/08/les-collections-de-monnaies/},
	author = {Julien Olivier and Isabelle de Cours}
}
