To cite fxTWAPLS in publications use:

Liu M, Prentice IC, Braak CJFt, Harrison SP (2020). “An improved statistical approach for reconstructing past climates from biotic assemblages.” Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 476. https://doi.org/10.1098/rspa.2020.0346.

Corresponding BibTeX entry:

  @Article{,
    title = {An improved statistical approach for reconstructing past
      climates from biotic assemblages},
    author = {Mengmeng Liu and Iain Colin Prentice and Cajo J. F. ter
      Braak and Sandy P. Harrison},
    journal = {Proceedings of the Royal Society A: Mathematical,
      Physical and Engineering Sciences},
    year = {2020},
    volume = {476},
    url = {https://doi.org/10.1098/rspa.2020.0346},
  }