<http://webisa.webdatacommons.org/196520105>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<usgs.gov> .
<http://webisa.webdatacommons.org/196520105>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/196520105>	<http://www.w3.org/ns/prov#value>	"In addition, the region-of-influence method is a new method that is still being improved." .
<http://webisa.webdatacommons.org/prov/485746415>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/196520105> .