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Weyers, S. (2019). Exam success with fixed learning groups and other activating teaching concepts. In B. Meissner, C. Walter, B. Zinger, J. Haubner, & F. Waldherr, Proceedings of the 4th Symposium on University Teaching in the STEM Subjects (pp. 21-29). Nuremberg: Nuremberg Institute of Technology Georg Simon Ohm.