To cite package ‘gmfd’ in publications use:

Martino A, Ghiglietti A, Ieva F, Paganoni A (2018). gmfd: Inference and Clustering of Functional Data. R package version 1.0.1, https://CRAN.R-project.org/package=gmfd.

Corresponding BibTeX entry:

  @Manual{,
    title = {gmfd: Inference and Clustering of Functional Data},
    author = {Andrea Martino and Andrea Ghiglietti and Francesca Ieva
      and Anna Maria Paganoni},
    year = {2018},
    note = {R package version 1.0.1},
    url = {https://CRAN.R-project.org/package=gmfd},
  }