To cite package ‘filters.trade’ in publications use:

  Zhu J (2026). _filters.trade: A Filter System for Selecting Trading
  Instruments_. R package version 0.0.1,
  <https://github.com/shajoezhu/filters.trade>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {filters.trade: A Filter System for Selecting Trading Instruments},
    author = {Joe Zhu},
    year = {2026},
    note = {R package version 0.0.1},
    url = {https://github.com/shajoezhu/filters.trade},
  }