To cite package ‘analogueExtra’ in publications use:

Simpson GL (2019). analogueExtra: Additional Functions for Use with the 'analogue' Package. R package version 0.1-2, https://github.com/gavinsimpson/analogueextra.

Corresponding BibTeX entry:

  @Manual{,
    title = {analogueExtra: Additional Functions for Use with the
      'analogue' Package},
    author = {Gavin L. Simpson},
    year = {2019},
    note = {R package version 0.1-2},
    url = {https://github.com/gavinsimpson/analogueextra},
  }