PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, a membrane system possesses many advantages such as small footprint, low capital and operating costs, is environmentally friendly and exhibits process flexibility [29].
http://www.w3.org/ns/prov#wasQuotedFrom
  • mdpi.com