To cite cardelino in publications use:

  McCarthy, D.J., Rostom, R., Huang, Y. et al. (2020); Cardelino:
  computational integration of somatic clonal substructure and
  single-cell transcriptomes. Nature Methods

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Cardelino: computational integration of somatic clonal substructure and single-cell transcriptomes},
    author = {Davis J. McCarthy and Raghd Rostom and Yuanhua Huang and Daniel J. Kunz and Petr Danecek and Marc Jan Bonder and Tzachi Hagai and Ruquian Lyu and {Hipsci Consortium} and Wenyi Wang and Daniel J. Gaffney and Benjamin D. Simons and Oliver Stegle and Sarah A. Teichmann},
    journal = {Nature Methods},
    year = {2020},
    url = {https://www.nature.com/articles/s41592-020-0766-3},
    doi = {https://doi.org/10.1038/s41592-020-0766-3},
  }