To cite package ‘bugsigdbr’ in publications use:

  Ludwig Geistlinger, Chloe Mirzayi, Fatima Zohra, Rimsha Azhar,
  Shaimaa Elsafoury, Clare Grieve, Jennifer Wokaty, Samuel David
  Gamboa-Tuz, Pratyay Sengupta, Isaac Hecht, Aarthi Ravikrishnan,
  Rafael S. Goncalves, Eric Franzosa, Karthik Raman, Vincent Carey,
  Jennifer B. Dowd, Heidi E. Jones, Sean Davis, Nicola Segata, Curtis
  Huttenhower, Levi Waldron (2023) BugSigDB captures patterns of
  differential abundance across a broad range of host-associated
  microbial signatures Nature Biotechnology, doi:
  10.1038/s41587-023-01872-y.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {BugSigDB captures patterns of differential abundance across a broad range of host-associated microbial signatures},
    author = {Ludwig Geistlinger and Chloe Mirzayi and Fatima Zohra and Rimsha Azhar and Shaimaa Elsafoury and Clare Grieve and Jennifer Wokaty and Samuel David Gamboa-Tuz and Pratyay Sengupta and Isaac Hecht and Aarthi Ravikrishnan and Rafael Goncalves and Eric Franzosa and Karthik Raman and Vincent Carey and Jennifer Dowd and Heidi Jones and Sean Davis and Nicola Segata and Curtis Huttenhower and Levi Waldron},
    year = {2023},
    journal = {Nature Biotechnology},
    doi = {10.1038/s41587-023-01872-y},
  }