To cite package ‘quad’ in publications use:

Sumner M (2024). quad: Intermediate Forms of Raster Grids. R package version 0.0.1, https://github.com/hypertidy/quad.

Corresponding BibTeX entry:

  @Manual{,
    title = {quad: Intermediate Forms of Raster Grids},
    author = {Michael D. Sumner},
    year = {2024},
    note = {R package version 0.0.1},
    url = {https://github.com/hypertidy/quad},
  }