To cite package ‘ucminfcpp’ in publications use:

  Robles Fernández A (2026). _ucminfcpp: 'C++' Reimplementation of the
  'ucminf' Unconstrained Nonlinear Optimizer_. R package version 1.0.1,
  <https://github.com/alrobles/ucminfcpp>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ucminfcpp: 'C++' Reimplementation of the 'ucminf' Unconstrained Nonlinear
Optimizer},
    author = {Angel Luis {Robles Fernández}},
    year = {2026},
    note = {R package version 1.0.1},
    url = {https://github.com/alrobles/ucminfcpp},
  }