PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Zeolites useful for adsorption separation of gases from mixtures are known, and are described in the patent and other literature, including for example:
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es