To cite package ‘netSmooth’ in publications use:

  Ronen J and Akalin A. netSmooth: Network-smoothing based imputation
  for single cell RNA-seq [version 2; referees: 2 approved].
  F1000Research 2018, 7:8 (doi: 10.12688/f1000research.13511.2)

A BibTeX entry for LaTeX users is

  @Article{,
    title = {netSmooth: Network-smoothing based imputation for single cell RNA-seq},
    author = {Jonathan Ronen and Altuna Akalin},
    year = {2018},
    journal = {F1000Research},
    number = {7:8},
    doi = {10.12688/f1000research.13511.2},
    url = {https://f1000research.com/articles/7-8/v2},
  }