To cite package ‘winputall’ in publications use:

  Koutchade O, Femenia F, Carpentier A (2024). _winputall: Variable
  Input Allocation Among Crops_. R package version 1.0.1,
  <https://CRAN.R-project.org/package=winputall>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {winputall: Variable Input Allocation Among Crops},
    author = {Obafèmi Philippe Koutchade and Fabienne Femenia and Alain Carpentier},
    year = {2024},
    note = {R package version 1.0.1},
    url = {https://CRAN.R-project.org/package=winputall},
  }