To cite package ‘RCy3’ in publications use:

  Gustavsen JA, Pai S, Isserlin R et al. RCy3: Network biology using
  Cytoscape from within R [version 3; peer review: 3 approved].
  F1000Research 2019, 8:1774
  (https://doi.org/10.12688/f1000research.20887.3)

A BibTeX entry for LaTeX users is

  @Article{,
    author = {{Gustavsen} and Julia A. and {Pai} and {Shraddha} and {Isserlin} and {Ruth} and {Demchak} and {Barry} and {Pico} and Alexander R.},
    title = {RCy3: Network Biology using Cytoscape from within R},
    journal = {F1000Research},
    year = {2019},
    doi = {10.12688/f1000research.20887.3},
  }