To cite package ‘adagio’ in publications use:

Borchers H (2023). adagio: Discrete and Global Optimization Routines. R package version 0.9.2, https://CRAN.R-project.org/package=adagio.

Corresponding BibTeX entry:

  @Manual{,
    title = {adagio: Discrete and Global Optimization Routines},
    author = {Hans W. Borchers},
    year = {2023},
    note = {R package version 0.9.2},
    url = {https://CRAN.R-project.org/package=adagio},
  }