To cite matchingMarkets in publications use:

Thilo Klein (2018). Analysis of Stable Matchings in R: Package matchingMarkets. The Comprehensive R Archive Network. URL https://cran.r-project.org/package=matchingMarkets.

Corresponding BibTeX entry:

  @Article{,
    title = {Analysis of Stable Matchings in {R}: Package
      {matchingMarkets}},
    author = {Thilo Klein},
    journal = {The Comprehensive R Archive Network},
    year = {2018},
    url = {https://cran.r-project.org/package=matchingMarkets},
  }