To cite package ‘factormodel’ in publications use:

  Hwang Y (2024). _factormodel: Factor Model Estimation Using Proxy
  Variables_. R package version 1.0,
  <https://github.com/yujunghwang/factormodel>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {factormodel: Factor Model Estimation Using Proxy Variables},
    author = {Yujung Hwang},
    year = {2024},
    note = {R package version 1.0},
    url = {https://github.com/yujunghwang/factormodel},
  }