To cite MXM in publications use:

Lagani V, Athineou G, Farcomeni A, Tsagris M and Tsamardinos I (2017). “Feature Selection with the R Package MXM: Discovering Statistically Equivalent Feature Subsets.” Journal of Statistical Software, 80(7), pp. 1–25. doi: 10.18637/jss.v080.i07.

Corresponding BibTeX entry:

  @Article{,
    title = {Feature Selection with the {R} Package {MXM}: Discovering
      Statistically Equivalent Feature Subsets},
    author = {Vincenzo Lagani and Giorgos Athineou and Alessio
      Farcomeni and Michail Tsagris and Ioannis Tsamardinos},
    journal = {Journal of Statistical Software},
    year = {2017},
    volume = {80},
    number = {7},
    pages = {1--25},
    doi = {10.18637/jss.v080.i07},
  }