@misc{222221,
  author = {Community Program},
  title = {Guide Brief 1 - Characterize the Population},
  year = {2016},
  month = {2016-09-30},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.SP.1190GB-1},
  language = {en},
}