Voigt, Christin, Linda Blömer, Jonas Kötter, and Uwe Hoppe. 2021. “Agile Change to Digital Teaching During and After Corona Pandemic for Flipped Classroom Courses: An Overview of Tasks and Responsibilities”. Journal of E-Learning Research 1 (1):11-22. https://doi.org/10.33422/jelr.v1i1.50.