To cite package ‘flying’ in publications use:

Masinde B (2020). flying: Simulation of Bird Flight Range. R package version 0.1.3, https://CRAN.R-project.org/package=flying.

Corresponding BibTeX entry:

  @Manual{,
    title = {flying: Simulation of Bird Flight Range},
    author = {Brian Masinde},
    year = {2020},
    note = {R package version 0.1.3},
    url = {https://CRAN.R-project.org/package=flying},
  }