<?xml version='1.0' encoding='utf-8'?>
<oai_dc:dc xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
  <dc:contributor>Y. Chung</dc:contributor>
  <dc:contributor>J.E. Lupton</dc:contributor>
  <dc:contributor>S. Damasceno</dc:contributor>
  <dc:contributor>R. Poreda</dc:contributor>
  <dc:creator>Harmon Craig</dc:creator>
  <dc:date>1981</dc:date>
  <dc:format>application/pdf</dc:format>
  <dc:identifier>10.3133/ofr81278</dc:identifier>
  <dc:language>en</dc:language>
  <dc:publisher>U.S. Geological Survey,</dc:publisher>
  <dc:title>Investigation radon and helium as possible fluid-phase precursors to earthquakes</dc:title>
  <dc:type>reports</dc:type>
</oai_dc:dc>