To cite the DAPAR package in publications use:

  Samuel Wieczorek et al. DAPAR & ProStaR: software to perform
  statistical analyses in quantitative discovery proteomics
  Bioinformatics 33(1), p135-136, 2017.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {DAPAR & ProStaR: software to perform statistical analyses 
        in quantitative discovery proteomics.},
    author = {Samuel Wieczorek and Florence Combes and Cosmin Lazar and Quentin Giai-Gianetto and Laurent Gatto and Alexia Dorffer and Anne-Marie Hesse and Yohann Coute and Myriam Ferro and Christophe Bruley and Thomas Burger},
    journal = {Bioinformatics},
    year = {2017},
  }