Knipprath, Nina2021-04-152021-04-152021-04-15http://dx.doi.org/10.01234/t35t-70https://researchdata.test.hhu.de/handle/entry/87https://www.youtube.com/watch?v=zYKBM7hz-HcdeAttribution-NonCommercial-NoDerivs 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-nd/3.0/us/requestLearning Object