To cite package ‘tessellation’ in publications use:

  Laurent S (2023). _tessellation: Delaunay and Voronoï Tessellations_.
  R package version 2.3.0, , <https://github.com/stla/tessellation>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {tessellation: Delaunay and Voronoï Tessellations},
    author = {Stéphane Laurent},
    year = {2023},
    note = {R package version 2.3.0, 
},
    url = {https://github.com/stla/tessellation},
  }