Search for long-lived, heavy particles in final states with a muon and multi-track displaced vertex in proton-proton collisions at <math xmlns="http://www.w3.org/1998/Math/MathML">
  <msqrt>
    <mi>s</mi>
  </msqrt>
  <mo>=</mo>
  <mn>7</mn>
</math> TeV with the ATLAS detector
OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)