To cite package ‘markerpen’ in publications use:

Qiu Y, Wang J, Lei J, Roeder K (2025). markerpen: Marker Gene Detection via Penalized Principal Component Analysis. R package version 0.1.2, https://CRAN.R-project.org/package=markerpen.

Corresponding BibTeX entry:

  @Manual{,
    title = {markerpen: Marker Gene Detection via Penalized Principal
      Component Analysis},
    author = {Yixuan Qiu and Jiebiao Wang and Jing Lei and Kathryn
      Roeder},
    year = {2025},
    note = {R package version 0.1.2},
    url = {https://CRAN.R-project.org/package=markerpen},
  }