To cite package ‘RSO’ in publications use:

  Genc M, Lukman A (2026). _RSO: Ridge Selection Operator for Sparse
  Linear Regression_. R package version 1.0.0,
  <https://CRAN.R-project.org/package=RSO>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {RSO: Ridge Selection Operator for Sparse Linear Regression},
    author = {Murat Genc and Adewale Lukman},
    year = {2026},
    note = {R package version 1.0.0},
    url = {https://CRAN.R-project.org/package=RSO},
  }