To cite package 'PLMIX' in publications use:

Mollica C, Tardella L (2017). “Bayesian Plackett-Luce mixture models for partially ranked data.” Psychometrika, 82(2), 442–458. ISSN 0033-3123, doi:10.1007/s11336-016-9530-0.

Mollica C, Tardella L (2014). “Epitope profiling via mixture modeling for ranked data.” Statistics in Medicine, 33(21), 3738–3758. ISSN 0277-6715, doi:10.1002/sim.6224.

Corresponding BibTeX entries:

  @Article{,
    title = {Bayesian Plackett-Luce mixture models for partially ranked
      data},
    author = {Cristina Mollica and Luca Tardella},
    year = {2017},
    journal = {Psychometrika},
    volume = {82},
    number = {2},
    pages = {442--458},
    issn = {0033-3123},
    doi = {10.1007/s11336-016-9530-0},
  }

  @Article{,
    title = {Epitope profiling via mixture modeling for ranked data},
    author = {Cristina Mollica and Luca Tardella},
    year = {2014},
    journal = {Statistics in Medicine},
    volume = {33},
    number = {21},
    pages = {3738--3758},
    issn = {0277-6715},
    doi = {10.1002/sim.6224},
  }