To cite package ‘simplerspec’ in publications use:

Baumann P (2023). simplerspec: Soil and plant spectroscopic model building and prediction. R package version 0.2.1, https://github.com/philipp-baumann/simplerspec.

Corresponding BibTeX entry:

  @Manual{,
    title = {simplerspec: Soil and plant spectroscopic model building
      and prediction},
    author = {Philipp Baumann},
    year = {2023},
    note = {R package version 0.2.1},
    url = {https://github.com/philipp-baumann/simplerspec},
  }