Name	Info	Provider	Link
	free resource	Scientific Electronic Library Online	https://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762010000800002&lng=en&nrm=iso&tlng=en
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:21225190