To cite package ‘openCyto’ in publications use:

  Finak G., Frelinger J., Newell E.W., Ramey J., Davis M.M., Kalams
  S.A., De Rosa S.C., Gottardo R. (2014) OpenCyto: An Open Source
  Infrastructure for Scalable, Robust, Reproducible, and Automated,
  End-to-End Flow Cytometry Data Analysis. PLoS Comput Biol
  10:e1003806.

A BibTeX entry for LaTeX users is

  @Article{Finak2014,
    author = {{Finak, Greg} and {Frelinger, Jacob} and {Jiang, Wenxin} and {Newell, Evan W.} and {Ramey, John} and {Davis, Mark M.} and {Kalams, Spyros A.} and {{De Rosa}, Stephen C.} and {Gottardo, Raphael}},
    journal = {PLoS Computational Biology},
    keywords = {Bioinformatics,Biology and life sciences,Computer and information sciences,Computer architecture,Computer software,Cytophotometry,Database and informatics methods,Flow cytometry,Immunology,Medicine and health sciences,Open source software,Pipelines (computing),Preventive medicine,Public and occupational health,Research Article,Research and analysis methods,Software engineering,Software pipelines,Software tools,Spectrophotometry,Spectrum analysis techniques,Vaccination and immunization,Vaccine development},
    month = {Aug},
    number = {8},
    pages = {e1003806},
    publisher = {Public Library of Science},
    title = {OpenCyto: An Open Source Infrastructure for Scalable, Robust, Reproducible, and Automated, End-to-End Flow Cytometry Data Analysis},
    volume = {10},
    year = {2014},
  }