To cite package ‘leaflegend’ in publications use:

  Roh T (2024). _leaflegend: Create Custom Legends for Leaflet_.
  <https://leaflegend.delveds.com>.

A BibTeX entry for LaTeX users is

  @Manual{leaflegend,
    title = {leaflegend: Create Custom Legends for Leaflet},
    author = {Thomas Roh},
    year = {2024},
    url = {https://leaflegend.delveds.com},
  }
