To cite package ‘spotr’ in publications use:

  Knape J (2025). “Spatially varying population indices.” _Ecological
  Indicators_, *174*, 113435. doi:10.1016/j.ecolind.2025.113435
  <https://doi.org/10.1016/j.ecolind.2025.113435>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Spatially varying population indices},
    author = {Jonas Knape},
    journal = {Ecological Indicators},
    year = {2025},
    volume = {174},
    pages = {113435},
    doi = {10.1016/j.ecolind.2025.113435},
  }