To cite package ‘airship’ in publications use:

  Meyer EL, Kumaus C, Majka M, Koenig F (2023). “An interactive R-Shiny
  app for quickly visualizing a tidy, long dataset with multiple
  dimensions with an application in clinical trial simulations for
  platform trials.” _SoftwareX_, *22*, 101347.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {An interactive R-Shiny app for quickly visualizing a tidy, long dataset with multiple dimensions with an application in clinical trial simulations for platform trials},
    author = {Elias Laurin Meyer and Constantin Kumaus and Michal Majka and Franz Koenig},
    journal = {SoftwareX},
    volume = {22},
    pages = {101347},
    year = {2023},
    publisher = {Elsevier},
  }