1. Behrendt, F., Poenicke, O., Schmidtke, N., Richter, K. (2018). The Smart Logistics Zone as an enabler of value-added services in the context of Logistics 4.0. In: Furmans, K., Wimmer, T. (ed.). Understanding Future Logistics - Models, Applications, Insights. 9th International Scientific Symposium on Logistics, BVL.
2. Bertram, J. (2005). Präkombinierte und Facettenklassi-fikation. Einführung in die inhaltliche ErschlieBung: Grundlagen, Methoden, Instrumente. Content and communication: Bd. 2. Würzburg: Ergon-Verl.
3. Bitkom (2018). Bitkom-Branchenbarometer 1. Halbjahr 2018. Bitkom.
4. Making Faceted Classification more acceptable on the Web: A comparison of Faceted Classification and Ontologies;Choi;Proceedings of the American Society for Information Science and Technology,2009
5. Daniele, L., Ferreira Pires, L. (2013). An ontological approach to logistics. TNO. University of Twente.