To cite package ‘SmoothWin’ in publications use:

  Haselimashhadi H (2026). _SmoothWin: Soft Windowing for Linear and
  Non-Linear Models_. R package version 3.0.1,
  <https://CRAN.R-project.org/package=SmoothWin>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {SmoothWin: Soft Windowing for Linear and Non-Linear Models},
    author = {Hamed Haselimashhadi},
    year = {2026},
    note = {R package version 3.0.1},
    url = {https://CRAN.R-project.org/package=SmoothWin},
  }