To cite 'multiverse' in publications use:

Sarma A, Kale A, Moon M, Taback N, Chevalier F, Hullman J, Kay M (2021). “multiverse: Multiplexing Alternative Data Analyses in R Notebooks (Version 0.6.2).” OSF Preprints. https://github.com/MUCollective/multiverse.

Corresponding BibTeX entry:

  @Article{,
    title = {multiverse: Multiplexing Alternative Data Analyses in R
      Notebooks (Version 0.6.2)},
    author = {Abhraneel Sarma and Alex Kale and Michael Moon and Nathan
      Taback and Fanny Chevalier and Jessica Hullman and Matthew Kay},
    year = {2021},
    url = {https://github.com/MUCollective/multiverse},
    journal = {OSF Preprints},
  }