To cite package ‘pECV’ in publications use:

  Wang Z (2025). _pECV: Entrywise Splitting Cross-Validation for Factor
  Models_. R package version 1.0.1,
  <https://CRAN.R-project.org/package=pECV>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {pECV: Entrywise Splitting Cross-Validation for Factor Models},
    author = {Zhijing Wang},
    year = {2025},
    note = {R package version 1.0.1},
    url = {https://CRAN.R-project.org/package=pECV},
  }