@Manual{stats,
    title = {R: A Language and Environment for Statistical Computing},
    author = {{R Core Team}},
    organization = {R Foundation for Statistical Computing},
    address = {Vienna, Austria},
    year = {2019},
    url = {https://www.R-project.org/},
}
  
  
@Manual{energy,
    title = {energy: E-Statistics: Multivariate Inference via the Energy of Data},
    author = {Maria Rizzo and Gabor Szekely},
    year = {2019},
    note = {R package version 1.7-7},
    url = {https://CRAN.R-project.org/package=energy},
  }
  
@Manual{ddout,
    title = {DDoutlier: Distance & Density-Based Outlier Detection},
    author = {Jacob H. Madsen},
    year = {2018},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=DDoutlier},
  }  

  
@Manual{corrplot,
    title = {R package "corrplot": Visualization of a Correlation Matrix},
    author = {Taiyun Wei and Viliam Simko},
    year = {2017},
    note = {(Version 0.84)},
    url = {https://github.com/taiyun/corrplot},
  }
  

@Article{FactoMineR,
    title = {{FactoMineR}: A Package for Multivariate Analysis},
    author = {S\'ebastien L\^e and Julie Josse and Fran\c{c}ois Husson},
    journal = {Journal of Statistical Software},
    year = {2008},
    volume = {25},
    number = {1},
    pages = {1--18},
    doi = {10.18637/jss.v025.i01},
  }
  

@Manual{factoextra,
    title = {factoextra: Extract and Visualize the Results of Multivariate Data Analyses},
    author = {Alboukadel Kassambara and Fabian Mundt},
    year = {2020},
    note = {R package version 1.0.7},
    url = {https://CRAN.R-project.org/package=factoextra},
  }
  
  
@Manual{FactoInvestigate,
    title = {FactoInvestigate: Automatic Description of Factorial Analysis},
    author = {Simon Thuleau and Francois Husson},
    year = {2020},
    note = {R package version 1.6},
    url = {https://CRAN.R-project.org/package=FactoInvestigate},
  }  
  