To cite package ‘COINT’ in publications use:

  Tsung-wu H (2026). _COINT: Unit Root Tests with Structural Breaks and
  Fully-Modified Estimators_. R package version 0.0.3,
  <https://CRAN.R-project.org/package=COINT>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {COINT: Unit Root Tests with Structural Breaks and Fully-Modified
Estimators},
    author = {Ho Tsung-wu},
    year = {2026},
    note = {R package version 0.0.3},
    url = {https://CRAN.R-project.org/package=COINT},
  }