To cite MCPMod in publications use:

Bjoern Bornkamp, Jose Pinheiro, Frank Bretz (2009). MCPMod: An R Package for the Design and Analysis of Dose-Finding Studies. Journal of Statistical Software 29(7), 1-23. URL http://www.jstatsoft.org/v29/i07/.

Corresponding BibTeX entry:

  @Article{,
    title = {{MCPMod}: An {R} Package for the Design and Analysis of
      Dose-Finding Studies},
    author = {Bj{"o}rn Bornkamp and Jos{'e} Pinheiro and Frank Bretz},
    journal = {Journal of Statistical Software},
    year = {2009},
    volume = {29},
    number = {7},
    pages = {1--23},
    url = {http://www.jstatsoft.org/v29/i07/},
  }