To cite package ‘sfdct’ in publications use:

  Sumner M (2024). _sfdct: Constrained Triangulation for Simple
  Features_. R package version 0.3.0, ,
  <https://github.com/hypertidy/sfdct>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {sfdct: Constrained Triangulation for Simple Features},
    author = {Michael D. Sumner},
    year = {2024},
    note = {R package version 0.3.0, 
},
    url = {https://github.com/hypertidy/sfdct},
  }