To cite package ‘fejiv’ in publications use:

  Lei Q, Słoczyński T (2025). _fejiv: Fixed Effect Jackknife
  Instrumental Variables Estimation_. R package version 0.1.1,
  <https://CRAN.R-project.org/package=fejiv>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {fejiv: Fixed Effect Jackknife Instrumental Variables Estimation},
    author = {Qihui Lei and Tymon Słoczyński},
    year = {2025},
    note = {R package version 0.1.1},
    url = {https://CRAN.R-project.org/package=fejiv},
  }