To cite RTDE in publications use:

  Christophe D (2024). _RTDE: Robust Tail Dependence Estimation_. R
  package version 0.2-2, <https://CRAN.R-project.org/package=RTDE>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {{RTDE}: Robust Tail Dependence Estimation},
    author = {Dutang Christophe},
    year = {2024},
    note = {R package version 0.2-2},
    url = {https://CRAN.R-project.org/package=RTDE},
  }