To cite package ‘cigarillo’ in publications use:

  Pagès H, Obenchain V, Lawrence M (2026). _cigarillo: Efficient
  manipulation of CIGAR strings_. R package version 1.3.0,
  <https://bioconductor.org/packages/cigarillo>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {cigarillo: Efficient manipulation of CIGAR strings},
    author = {Hervé Pagès and Valerie Obenchain and Michael Lawrence},
    year = {2026},
    note = {R package version 1.3.0},
    url = {https://bioconductor.org/packages/cigarillo},
  }