To cite package ‘washr’ in publications use:

  Zhong M, Götschmann M, Walder C, Schöbitz L (2024). _washr:
  Publication Toolkit for Water, Sanitation and Hygiene (WASH) Data_. R
  package version 1.0.1, <https://github.com/openwashdata/washr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {washr: Publication Toolkit for Water, Sanitation and Hygiene (WASH)
Data},
    author = {Mian Zhong and Margaux Götschmann and Colin Walder and Lars Schöbitz},
    year = {2024},
    note = {R package version 1.0.1},
    url = {https://github.com/openwashdata/washr},
  }