To cite package ‘FWDselect’ in publications use:

  Sestelo M, M. Villanueva N, Roca-Pardinas J (2015). _FWDselect:
  Selecting Variables in Regression Models_. R package version
  2.1.0.9000, <https://github.com/sestelo/fwdselect>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {FWDselect: Selecting Variables in Regression Models},
    author = {Marta Sestelo and Nora {M. Villanueva} and Javier Roca-Pardinas},
    year = {2015},
    note = {R package version 2.1.0.9000},
    url = {https://github.com/sestelo/fwdselect},
  }