To cite package ‘metapr2’ in publications use:

Vaulot D (2026). metapr2: Eukaryotic 18S rRNA metabarcode database. R package version 3.0.1, https://github.com/pr2database/metapr2-shiny.

Corresponding BibTeX entry:

  @Manual{,
    title = {metapr2: Eukaryotic 18S rRNA metabarcode database},
    author = {Daniel Vaulot},
    year = {2026},
    note = {R package version 3.0.1},
    url = {https://github.com/pr2database/metapr2-shiny},
  }