About: http://webisa.webdatacommons.org/407064053

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 best results are usually obtained if one uses a method whose half-life lies within a factor of ten of the sample???s estimated age.
http://www.w3.org/ns/prov#wasQuotedFrom	reasons.org