To cite package ‘panelSUR’ in publications use:

  Barbieri L, Platoni S (2024). _panelSUR: Two-Way Error Component SUR
  Systems Estimation on Unbalanced Panel Data_. R package version
  0.1.0, <https://CRAN.R-project.org/package=panelSUR>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {panelSUR: Two-Way Error Component SUR Systems Estimation on Unbalanced
Panel Data},
    author = {Laura Barbieri and Silvia Platoni},
    year = {2024},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=panelSUR},
  }