To cite package ‘srnadiff’ in publications use:

  Zytnicki, M., González, I. Finding differentially expressed sRNA-Seq
  regions with srnadiff PLOS ONE 16(8): e0256196 (2014)

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Finding differentially expressed sRNA-Seq regions with srnadiff},
    author = {Matthias Zytnicki and Ignacio González},
    year = {2021},
    journal = {PLOS ONE},
    doi = {10.1371/journal.pone.0256196},
    volume = {16},
    issue = {8},
    pages = {e0256196},
  }