To cite package ‘pseudo’ in publications use:

  Maja Pohar Perme, Gerster M (2017). _pseudo: Computes
  Pseudo-Observations for Modeling_. R package version 1.4.3,
  <https://CRAN.R-project.org/package=pseudo>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {pseudo: Computes Pseudo-Observations for Modeling},
    author = {{Maja Pohar Perme} and Mette Gerster},
    year = {2017},
    note = {R package version 1.4.3},
    url = {https://CRAN.R-project.org/package=pseudo},
  }