To cite MatchThem in publications use:

Pishgar F, Greifer N, Leyrat C, Stuart E (2021). “MatchThem:: Matching and Weighting after Multiple Imputation.” The R Journal. doi:10.32614/RJ-2021-073. https://journal.r-project.org/archive/2021/RJ-2021-073/.

Corresponding BibTeX entry:

  @Article{,
    title = {MatchThem:: Matching and Weighting after Multiple
      Imputation},
    author = {Farhad Pishgar and Noah Greifer and Clémence Leyrat and
      Elizabeth Stuart},
    journal = {The R Journal},
    year = {2021},
    doi = {10.32614/RJ-2021-073},
    url = {https://journal.r-project.org/archive/2021/RJ-2021-073/},
  }