To cite package 'solaR2' in publications use:

  Francisco Delgado Lopez and Oscar Perpinan Lamigueiro (), solaR2. R
  package version 0.11.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {{solaR2}},
    author = {{Francisco Delgado} and {Oscar Perpi{\~n}{\'a}n}},
    url = {https://solarization.github.io/solaR2/},
    note = {R package version 0.11},
  }