About: http://webisa.webdatacommons.org/23070428

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	This non-conventional literature (also known as grey literature) includes documents such as government reports, technical papers, and some conference proceedings.
http://www.w3.org/ns/prov#wasQuotedFrom	etde.org