Professor's and student's perspectives on digital education during the COVID-19 pandemic in Germany: Online teaching, adaptation of courses and OER. - Lea Wöbbekind; Leonie Voland; Orhan Yener; Juan-José Boté-Vericad; Sílvia Argudo; Cristóbal Urbano; Thomas Mandl 001 (Educ. Inf., 2023)