About: http://webisa.webdatacommons.org/28851007

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Method defined in claim 1, characterized in that N+1 spectra are used, where N is an integer and ???2, and in that N reference-material thicknesses are exposed to these spectra.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com