About: http://webisa.webdatacommons.org/20919578

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	The frequency is most typically monthly or quarterly, but may be weekly, bi??monthly, annually, linked to an event such as a conference, or irregular.
http://www.w3.org/ns/prov#wasQuotedFrom	firstmonday.org