To cite package ‘NMAR’ in publications use:

  Beresewicz M, Kołodziej I, Iwaniuk M (2026). _NMAR: Estimation under
  not Missing at Random Nonresponse_. R package version 0.1.2,
  <https://github.com/ncn-foreigners/nmar>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {NMAR: Estimation under not Missing at Random Nonresponse},
    author = {Maciej Beresewicz and Igor Kołodziej and Mateusz Iwaniuk},
    year = {2026},
    note = {R package version 0.1.2},
    url = {https://github.com/ncn-foreigners/nmar},
  }