<?xml version="1.0" encoding="UTF-8"?>
<xml>
<records>
<record>
  <contributors>
    <authors>
      <author>Abad, A.</author>
      <author>Elipe, A.</author>
      <author>Tresaco, E.</author>
    </authors>
  </contributors>
  <titles>
    <title>Analytical Model to Find Frozen Orbits for a Lunar Orbiter</title>
    <secondary-title>J. guid. control dyn.</secondary-title>
  </titles>
  <doi>10.2514/1.38350</doi>
  <pages/>
  <volume/>
  <number/>
  <dates>
    <year>2009</year>
    <pub-dates>
      <date>2009</date>
    </pub-dates>
  </dates>
  <abstract/>
</record>

</records>
</xml>