To cite package ‘countDM’ in publications use:

Imran M, Tahir M, Shakoor S (2023). countDM: Estimation of Count Data Models. R package version 0.1.0, https://CRAN.R-project.org/package=countDM.

Corresponding BibTeX entry:

  @Manual{,
    title = {countDM: Estimation of Count Data Models},
    author = {Muhammad Imran and M.H. Tahir and Saima Shakoor},
    year = {2023},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=countDM},
  }