To cite package 'DepthProc' in publications use:

Daniel Kosiorowski, Zygmunt Zawadzki (2014). DepthProc An R Package for Robust Exploration of Multidimensional Economic Phenomena.

Corresponding BibTeX entry:

  @Manual{,
    title = {DepthProc An R Package for Robust Exploration of
      Multidimensional Economic Phenomena},
    author = {Daniel Kosiorowski and Zygmunt Zawadzki},
    year = {2014},
  }