To cite package ‘qtl2cl’ in publications use:

  Broman K (2024). _qtl2cl: Command-Line Interface for R/qtl2_. R
  package version 0.23-1, <https://github.com/rqtl/qtl2cl>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {qtl2cl: Command-Line Interface for R/qtl2},
    author = {Karl W Broman},
    year = {2024},
    note = {R package version 0.23-1},
    url = {https://github.com/rqtl/qtl2cl},
  }