To cite package ‘shelter’ in publications use:

Nutter B, Wu H, Beck C, Obregon S (2026). shelter: Support for Secure API Key Management. R package version 1.0.0, https://github.com/vubiostat/shelter.

Corresponding BibTeX entry:

  @Manual{,
    title = {shelter: Support for Secure API Key Management},
    author = {Benjamin Nutter and Hui Wu and Cole Beck and Savannah
      Obregon},
    year = {2026},
    note = {R package version 1.0.0},
    url = {https://github.com/vubiostat/shelter},
  }