Name	Info	Provider	Link
	subscription/membership/fee required	CSIRO	https://www.publish.csiro.au/journals/abstractHTML.cfm?J=RD&V=30&I=3&F=RD16399abs.XML
	free resource	scite Smart Citations	https://scite.ai/reports/28837782
	free resource	Spiral, Imperial College Digital Repository	http://hdl.handle.net/10044/1/50163