To cite OrdinalLogisticBiplot in publications use:

Julio C'esar Hern'andez & Jos'e Luis Vicente-Villard'on (2014).OrdinalLogisticBiplot: Biplot representations of ordinal variablesSalamanca, Spain.

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

Corresponding BibTeX entry:

    title = {OrdinalLogisticBiplot: Biplot representations of ordinal
    author = {Julio C'esar Hern'andez and Jos'e Luis
    organization = {Universidad de Salamanca},
    address = {Salamanca, Spain},
    year = {2014},