To cite the unifed package in publications use:

Oscar Alberto Quijano Xacur (2019). unifed: The Unifed Distribution. R package version 1.1.1. URL https://CRAN.R-project.org/package=unifed

Corresponding BibTeX entry:

  @Manual{,
    title = {unifed: The unifed Distribution},
    author = {Oscar Alberto {Quijano Xacur}},
    year = {2019},
    note = {R package version 1.1.1},
    url = {https://CRAN.R-project.org/package=unifed},
  }