Name	Info	Provider	Link
Full text from	free resource	CORE	https://core.ac.uk/reader/47851460?utm_source=linkout
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:15058354
	subscription/membership/fee required	Silverchair Information Systems	https://pubs.aip.org/asa/jasa/article-lookup/doi/10.1121/1.1646401