About: http://webisa.webdatacommons.org/21766305

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	They did so in different ways, but mainly through their literature.
http://www.w3.org/ns/prov#wasQuotedFrom	psyartjournal.com