To cite package ‘matchMulti’ in publications use:

  Keele L, Miratrix L, Pimentel S (2024). _matchMulti: Optimal
  Multilevel Matching using a Network Algorithm_. R package version
  1.1.12.1, <https://CRAN.R-project.org/package=matchMulti>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {matchMulti: Optimal Multilevel Matching using a Network Algorithm},
    author = {Luke Keele and Luke Miratrix and Sam Pimentel},
    year = {2024},
    note = {R package version 1.1.12.1},
    url = {https://CRAN.R-project.org/package=matchMulti},
  }