To cite natstrat in publications use:

Brumberg K (2024). natstrat: Obtain Unweighted Natural Strata that Balance Many Covariates. R package, https://github.com/kkbrum/natstrat.

Brumberg K, Small DS, Rosenbaum PR (2022). “Using Randomized Rounding of Linear Programs to Obtain Unweighted Natural Strata that Balance Many Covariates.” Journal of the Royal Statistical Society Series A: Statistics in Society, 185(4), 1931-1951. doi:10.1111/rssa.12848, https://doi.org/10.1111/rssa.12848.

Brumberg K, Ellis DE, Small DS, Hennessy S, Rosenbaum PR (2023). “Using natural strata when examining unmeasured biases in an observational study of neurological side effects of antibiotics.” Journal of the Royal Statistical Society Series C: Applied Statistics, 72(2), 314-329. doi:10.1093/jrsssc/qlad010, https://doi.org/10.1093/jrsssc/qlad010.

Corresponding BibTeX entries:

  @Manual{,
    title = {natstrat: Obtain Unweighted Natural Strata that Balance
      Many Covariates},
    author = {Katherine Brumberg},
    year = {2024},
    note = {R package},
    url = {https://github.com/kkbrum/natstrat},
  }

  @Article{,
    title = {Using Randomized Rounding of Linear Programs to Obtain
      Unweighted Natural Strata that Balance Many Covariates},
    author = {Katherine Brumberg and Dylan S Small and Paul R
      Rosenbaum},
    journal = {Journal of the Royal Statistical Society Series A:
      Statistics in Society},
    year = {2022},
    volume = {185},
    number = {4},
    pages = {1931-1951},
    doi = {10.1111/rssa.12848},
    url = {https://doi.org/10.1111/rssa.12848},
  }

  @Article{,
    title = {Using natural strata when examining unmeasured biases in
      an observational study of neurological side effects of
      antibiotics},
    author = {Katherine Brumberg and Darcy E Ellis and Dylan S Small
      and Sean Hennessy and Paul R Rosenbaum},
    journal = {Journal of the Royal Statistical Society Series C:
      Applied Statistics},
    year = {2023},
    volume = {72},
    number = {2},
    pages = {314-329},
    doi = {10.1093/jrsssc/qlad010},
    url = {https://doi.org/10.1093/jrsssc/qlad010},
  }