To cite package ‘stlplus’ in publications use:

Hafen R (2026). stlplus: Enhanced Seasonal Decomposition of Time Series by Loess. R package version 0.5.1, https://github.com/hafen/stlplus.

Corresponding BibTeX entry:

  @Manual{,
    title = {stlplus: Enhanced Seasonal Decomposition of Time Series by
      Loess},
    author = {Ryan Hafen},
    year = {2026},
    note = {R package version 0.5.1},
    url = {https://github.com/hafen/stlplus},
  }