@techreport{TechReport_1965_ORNL_ORNL-3622_IrvingFreestoneEtAl,
  address = {Oak Ridge, TN, USA},
  author = {Irving, D. C. and Freestone, Jr., R. M. and Kam, F. B. K.},
  institution = {Oak Ridge National Laboratory},
  month = {February},
  number = {ORNL-3622},
  title = {{O5R, A General-purpose Monte Carlo Neutron Transport Code}},
  url = {https://catalog.hathitrust.org/Record/007841582},
  year = {1965}
}