Name	Info	Provider	Link
	free resource	MDPI	https://www.mdpi.com/resolver?pii=11100808
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/17971757/
Full text from	free resource	RiuNet Universitat Politecnica de Valencia	https://riunet.upv.es/handle/10251/116482
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/17971757