https://trilemma.worldenergy.org/reports/main/2019/2019%20Energy%20Trilemma%20Index.pdf
http://www.ips-journal.eu/regions/europe/article/show/a-banking-union-without-unity-2181/
https://www.bitkom.org/Presse/Presseinformation/Digitalisierung-findet-mehr-Zuspruch
https://hbr.org/2020/09/a-new-model-for-ethical-leadership