To cite package ‘robust2sls’ in publications use:

Kurle J (2026). robust2sls: Outlier Robust Two-Stage Least Squares Inference and Testing. R package version 0.2.4, https://github.com/jkurle/robust2sls.

Corresponding BibTeX entry:

  @Manual{,
    title = {robust2sls: Outlier Robust Two-Stage Least Squares
      Inference and Testing},
    author = {Jonas Kurle},
    year = {2026},
    note = {R package version 0.2.4},
    url = {https://github.com/jkurle/robust2sls},
  }