About: http://webisa.webdatacommons.org/150586808

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	After beginning in Southern Europe in the 1970s, it shifted toward South America in the mid?? and late 1980s and then expanded notably in Central and Eastern Europe in the early 1990s.
http://www.w3.org/ns/prov#wasQuotedFrom	scielo.org.mx