About: http://webisa.webdatacommons.org/207660936

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	19% came from sales, such as speaking fees, fees for articles, and publication sales.
http://www.w3.org/ns/prov#wasQuotedFrom	probeinternational.org