To cite NominalLogisticBiplot in publications use:

J.C.Hern'andez S'anchez & J.L.Vicente-Villard'on (2014).Nominal Logistic Biplots in RSalamanca, Spain.

Lots of time and effort were invested in creating Nominal Logistic Biplot package. Please, cite it when using it together with R. See also ‘citation()’ for citing R.

Corresponding BibTeX entry:

    title = {Nominal Logistic Biplots in R},
    author = {Julio Cesar Hern'andez S'anchez and Jos'e Luis
    organization = {Universidad de Salamanca},
    address = {Salamanca, Spain},
    year = {2014},