@mastersthesis{MS-Thesis_2009_VanderWaltdeKock,
  address = {Potchefstroom, South Africa},
  author = {Van der Walt de Kock, Marisa},
  month = {May},
  school = {North-West University},
  title = {{Variance Reduction Techniques for MCNP Applied to PBMR}},
  url = {http://hdl.handle.net/10394/3841},
  year = {2009}
}