@book{snyderman_prasad_2006, 
  title={Appendix A: Theory of Fission Chains and Count Distributions}, 
  DOI={10.2172/898442}, 
  institution={Lawrence Livermore National Laboratory (LLNL), Livermore, CA}, 
  author={Snyderman and Prasad}, 
  year={2006}, 
  month={Jan}
  }