To cite simOutrank in publications, please cite the methodology papers:

  Delias P, Doumpos M, Grigoroudis E, Matsatsinis N (2019). “A
  non-compensatory approach for trace clustering.” _International
  Transactions in Operational Research_, *26*(5), 1828-1846.
  doi:10.1111/itor.12395 <https://doi.org/10.1111/itor.12395>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {A non-compensatory approach for trace clustering},
    author = {Pavlos Delias and Michael Doumpos and Evangelos Grigoroudis and Nikolaos Matsatsinis},
    journal = {International Transactions in Operational Research},
    year = {2019},
    volume = {26},
    number = {5},
    pages = {1828--1846},
    doi = {10.1111/itor.12395},
  }

  Delias P, Doumpos M, Grigoroudis E, Matsatsinis N (2023). “Improving
  the non-compensatory trace-clustering decision process.”
  _International Transactions in Operational Research_, *30*(3),
  1387-1406. doi:10.1111/itor.13062
  <https://doi.org/10.1111/itor.13062>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Improving the non-compensatory trace-clustering decision process},
    author = {Pavlos Delias and Michael Doumpos and Evangelos Grigoroudis and Nikolaos Matsatsinis},
    journal = {International Transactions in Operational Research},
    year = {2023},
    volume = {30},
    number = {3},
    pages = {1387--1406},
    doi = {10.1111/itor.13062},
  }