About: http://webisa.webdatacommons.org/411809151

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 thickness of the forgery-preventing layer 4 is preferably 0.1 to 1 ??m, particularly 0.2 to 1 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com