@phdthesis{PhD-Thesis_2008_Wasastjerna,
  address = {Helsinki, Finland},
  author = {Frej Wasastjerna},
  month = {December},
  school = {Helsinki University of Technology},
  title = {{Using MCNP for Fusion Neutronics}},
  url = {https://www.vttresearch.com/sites/default/files/pdf/publications/2008/P699.pdf},
  year = {2008}
}