To cite package ‘wickraimpact’ in publications use:

  kingchenc (2026). _wickraimpact: Market-Impact Backtesting on the
  Real Historical Order Book_. R package version 0.2.0,
  <https://github.com/wickra-lib/wickra-impact>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {wickraimpact: Market-Impact Backtesting on the Real Historical Order Book},
    author = {{kingchenc}},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://github.com/wickra-lib/wickra-impact},
  }