To cite package ‘softclassval’ in publications use:

  Beleites C, Salzer R, Sergo V (2013). “Validation of Soft
  Classification Models using Partial Class Memberships: An Extended
  Concept of Sensitivity & Co. applied to Grading of Astrocytoma
  Tissues.” _Chemometrics and Intelligent Laboratory Systems_, *122*,
  12 - 22. doi:10.1016/j.chemolab.2012.12.003
  <https://doi.org/10.1016/j.chemolab.2012.12.003>.
  http://arxiv.org/abs/1301.0264,
  <http://softclassval.r-forge.r-project.org>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Validation of Soft Classification Models  using Partial Class Memberships: An Extended Concept of Sensitivity \& Co. applied to Grading of Astrocytoma Tissues},
    author = {Claudia Beleites and Reiner Salzer and Valter Sergo},
    journal = {Chemometrics and Intelligent Laboratory Systems},
    year = {2013},
    volume = {122},
    pages = {12 -- 22},
    journal = {Chemometrics and Intelligent Laboratory Systems},
    url = {http://softclassval.r-forge.r-project.org},
    doi = {10.1016/j.chemolab.2012.12.003},
    eprint = {http://arxiv.org/abs/1301.0264},
  }