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This directory contains classes with interfaces to the Particle Data Group (PDG)
data base, a static and dynamic particle class and a decay class framework.
These classes are extensively used in the VMC (Virtual Monte Carlo). See also
the following references:
<ul>
<li><a href="http://www.slac.stanford.edu/econf/C0303241/proc/papers/THJT006.PDF">The Virtual Monte Carlo paper
      </A></li>
<li><a href="http://root.cern.ch/root/vmc/VirtualMC.html">the Virtual Monte Carlo Web page
    </a></li>
<li><a href="http://aliceinfo.cern.ch/Offline">The ALICE Offline Project
      </A></li>
</ul>
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