1. Brüggemann, R., Voigt, K., Kaune, A., Pudenz, S., Komossa, D., Friedrich, J.: Vergleichende ökologische Bewertung von Regionen in Baden-Württemberg. GSF-Bericht 20/98. Neuherberg: GSF (1998)
2. Brüggemann, R., Mucha, H.-J., Bartel, H.: Ranking of polluted regions in south west Germany based on a multi-indicator system. MATCH Commun. Math. Comput. Chem. 69, 433–462 (2012)
3. De Loof, K., De Baets, B., De Meyer, H., Brüggemann, R.: A Hitchhiker’s guide to poset ranking. Comb. Chem. High Throughput Screen. 11, 734–744 (2008)
4. Owsiński, J.W., Kacprzyk, J., Opara, K., Stańczak, J., Zadrożny, Sł.: Using a reverse engineering type paradigm in clustering: an evolutionary programming based approach. In: Torra, V., Dalbom, A., Narukawa, Y. (eds.) Fuzzy Sets, Rough Sets, Multisets and Clustering. Dedicated to Prof. Sadaaki Miyamoto. Studies in Computational Intelligence 671. Springer (2017a)
5. Owsiński, J.W., Opara, K., Stańczak, J., Kacprzyk, J., Zadrożny, Sł.: Reverse clustering. An outline for a concept and its use. Toxicol. Environ. Chem. (2017). https://doi.org/10.1080/02772248.2017.1333614