To cite the 'ReLTER' package in publications use:

  Alessandro Oggioni, Micha Silver, Luigi Ranghetti & Paolo Tagliolato.
  (2023). ReLTER: An Interface for the eLTER Community (v2.1). Zenodo.
  https://doi.org/10.5281/zenodo.5576813

A BibTeX entry for LaTeX users is

  @Misc{,
    title = {ReLTER: An Interface for the eLTER Community},
    author = {Alessandro Oggioni and Micha Silver and Luigi Ranghetti and Paolo Tagliolato},
    year = {2024},
    note = {R package version v2.1},
  }