To cite package ‘gsisdecoder’ in publications use:

Carl S (2021). gsisdecoder: High Efficient Functions to Decode NFL Player IDs. R package version 0.0.1.9000, https://github.com/mrcaseb/gsisdecoder.

Corresponding BibTeX entry:

  @Manual{,
    title = {gsisdecoder: High Efficient Functions to Decode NFL Player
      IDs},
    author = {Sebastian Carl},
    year = {2021},
    note = {R package version 0.0.1.9000},
    url = {https://github.com/mrcaseb/gsisdecoder},
  }