To cite package ‘Omixer’ in publications use:

  Sinke, L., et al. (2021) Omixer: multivariate and reproducible sample
  randomization to proactively counter batch effects in omics studies.
  Bioinformatics

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Omixer: multivariate and reproducible sample randomization to proactively counter batch effects in omics studies},
    author = {Lucy Sinke and Davy Cats and Bastiaan T. Heijmans},
    year = {2021},
    journal = {Bioinformatics},
    url = {https://academic.oup.com/bioinformatics/advance-article/doi/10.1093/bioinformatics/btab159/6162882},
  }