About: http://webisa.webdatacommons.org/21230492

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	The specification does not in any way limit the types of materials that may be used in the substrate layer, the absorber layer or the reflector layer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es