About: http://webisa.webdatacommons.org/68794053

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	It goes back to 1940 and indexes journals, books, book chapters, dissertations, proceedings, and other literature types.
http://www.w3.org/ns/prov#wasQuotedFrom	illinois.edu