To cite package ‘ccoptimalmatch’ in publications use:

Mamouris P, Nassiri V (2021). ccoptimalmatch: Implementation of Case-Control Optimal Matching. R package version 0.1.0, https://CRAN.R-project.org/package=ccoptimalmatch.

Corresponding BibTeX entry:

  @Manual{,
    title = {ccoptimalmatch: Implementation of Case-Control Optimal
      Matching},
    author = {Pavlos Mamouris and Vahid Nassiri},
    year = {2021},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=ccoptimalmatch},
  }