Digital responses to Covid-19, 2021: title page, online surrogate viewed January 21, 2022 (Karl Werder) title page verso, surrogate (Karl Werder, University of Cologne)

Post-doctoral researcher profile, Faculty of Management, Economics and Social Sciences, Chair for Information Systems and Systems Engineering, University of Cologne, viewed January 21, 2022: (Dr. Karl Werder; research interests: digital innovation, system development and design, software-intensive business)