@article { ,
	title = {Introducción a SAS System},
	year = {2011},
	month = {2-23/06/2011},
	publisher = {Serveis Tècnics de Recerca de la Universitat de Girona},
	address = {Online},
	keywords = {research; teaching; software; SAS},
	author = {F.-Javier Heredia}
}

