About: http://webisa.webdatacommons.org/181658051

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 serves as a self-contained, single-source reference for material otherwise found only in sources such as conference proceedings, journal articles, or product data sheets.
http://www.w3.org/ns/prov#wasQuotedFrom	apress.com