PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • An X-ray transmission tube having a target including a thin metal coating on a substrate such as beryllium is describ
http://www.w3.org/ns/prov#wasQuotedFrom
  • sumobrain.com