<?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>M. H. Hait</dc:contributor>
  <dc:contributor>G.A. Swann</dc:contributor>
  <dc:contributor>D. L. Schleicher</dc:contributor>
  <dc:contributor>D.H. Dahlem</dc:contributor>
  <dc:contributor>G. G. Schaber</dc:contributor>
  <dc:contributor>R. L. Sutton</dc:contributor>
  <dc:creator>E.M. Shoemaker</dc:creator>
  <dc:date>1970</dc:date>
  <dc:description>The regolith at Tranquillity Base is a layer of fragmental debris that ranges in thickness from about 3 to 6 meters. The thickness of the regolith and the exposure histories of its constituent fragments can be related, by means of a relatively simple model, to the observed crater distribution.</dc:description>
  <dc:format>application/pdf</dc:format>
  <dc:identifier>10.1126/science.167.3918.452</dc:identifier>
  <dc:language>en</dc:language>
  <dc:publisher>American Association for the Advancement of Science</dc:publisher>
  <dc:title>Lunar regolith at Tranquillity Base</dc:title>
  <dc:type>article</dc:type>
</oai_dc:dc>