To cite package ‘ragtop’ in publications use:

  Boonstra BK (2026). _ragtop: Pricing Equity Derivatives with
  Extensions of Black-Scholes_. R package version 2.0.0,
  <https://CRAN.R-project.org/package=ragtop>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ragtop: Pricing Equity Derivatives with Extensions of Black-Scholes},
    author = {Brian K. Boonstra},
    year = {2026},
    note = {R package version 2.0.0},
    url = {https://CRAN.R-project.org/package=ragtop},
  }
