To cite package ‘RQuantLib’ in publications use:

  Eddelbuettel D, Nguyen K, Leitch T (2024). _RQuantLib: R Interface to
  the 'QuantLib' Library_. R package version 0.4.24, ,
  <https://github.com/eddelbuettel/rquantlib>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {RQuantLib: R Interface to the 'QuantLib' Library},
    author = {Dirk Eddelbuettel and Khanh Nguyen and Terry Leitch},
    year = {2024},
    note = {R package version 0.4.24, 
},
    url = {https://github.com/eddelbuettel/rquantlib},
  }