To cite package 'palaeoSig' in publications use:

Telford, R.J. (2019) palaeoSig: Significance Tests of Quantitative Palaeoenvironmental Reconstructions, R package version (2.0-3). (http://cran.r-project.org/package=palaeoSig).

Corresponding BibTeX entry:

  @Manual{,
    title = {palaeoSig: Significance Tests of Quantitative
      Palaeoenvironmental Reconstructions},
    author = {Richard Telford},
    year = {2019},
    note = {R package version 2.0-3},
    url = {https://cran.r-project.org/package=palaeoSig},
  }