To cite package ‘SingleR’ in publications use:

  Aran D, Looney AP, Liu L, Wu E, Fong V, Hsu A, Chak S, Naikawadi RP,
  Wolters PJ, Abate AR, Butte AJ, Bhattacharya M (2019).
  “Reference-based analysis of lung single-cell sequencing reveals a
  transitional profibrotic macrophage.” _Nat. Immunol._, *20*, 163-172.
  doi:10.1038/s41590-018-0276-y
  <https://doi.org/10.1038/s41590-018-0276-y>.

A BibTeX entry for LaTeX users is

  @Article{,
    author = {Dvir Aran and Agnieszka P. Looney and Leqian Liu and Esther Wu and Valerie Fong and Austin Hsu and Suzanna Chak and Ram P. Naikawadi and Paul J. Wolters and Adam R. Abate and Atul J. Butte and Mallar Bhattacharya},
    title = {Reference-based analysis of lung single-cell sequencing reveals a transitional profibrotic macrophage},
    journal = {Nat. Immunol.},
    year = {2019},
    volume = {20},
    pages = {163-172},
    doi = {10.1038/s41590-018-0276-y},
  }