To cite package ‘Rmpfr’ in publications use:

Maechler M (2025). Rmpfr: Interface R to MPFR - Multiple Precision Floating-Point Reliable. R package version 1.1-2, https://r-forge.r-project.org/projects/rmpfr.

Corresponding BibTeX entry:

  @Manual{,
    title = {Rmpfr: Interface R to MPFR - Multiple Precision
      Floating-Point Reliable},
    author = {Martin Maechler},
    year = {2025},
    note = {R package version 1.1-2},
    url = {https://r-forge.r-project.org/projects/rmpfr},
  }