To cite package ‘leaftime’ in publications use:

Skeate J, Russell K (2020). leaftime: 'Leaflet-timeline' Plugin for Leaflet. R package version 0.2.0, https://github.com/timelyportfolio/leaftime.

Corresponding BibTeX entry:

  @Manual{,
    title = {leaftime: 'Leaflet-timeline' Plugin for Leaflet},
    author = {Jonathan Skeate and Kent Russell},
    year = {2020},
    note = {R package version 0.2.0},
    url = {https://github.com/timelyportfolio/leaftime},
  }