Name	Info	Provider	Link
	subscription/membership/fee required	Ingenta plc	https://www.ingentaconnect.com/openurl?genre=article&issn=1871-5265&volume=7&issue=2&spage=127&aulast=Murillo
	subscription/membership/fee required	Bentham Science Publishers Ltd.	https://www.eurekaselect.com/78454/article