To cite package ‘spDates’ in publications use:

Gregorio de Souza J (2022). spDates: Analysis of Spatial Gradients in Radiocarbon Dates. R package version 1.1, https://github.com/jgregoriods/spdates.

Corresponding BibTeX entry:

  @Manual{,
    title = {spDates: Analysis of Spatial Gradients in Radiocarbon
      Dates},
    author = {Jonas {Gregorio de Souza}},
    year = {2022},
    note = {R package version 1.1},
    url = {https://github.com/jgregoriods/spdates},
  }