To cite the mppR package in publications use:

V G, V W, D B, F vE, M M (2018). mppR: Multi-Parent Population QTL Analysis. R package version 1.2.1, https://CRAN.R-project.org/package=mppR.

Corresponding BibTeX entry:

  @Manual{,
    title = {mppR: Multi-Parent Population QTL Analysis},
    author = {Garin V and Wimmer V and Borchardt D and van Eeuwijk F
      and Malosetti M},
    note = {R package version 1.2.1},
    year = {2018},
    url = {https://CRAN.R-project.org/package=mppR},
  }