1. Pew Research Center: Smartphone Ownership Is Growing Rapidly Around the World, but Not Always Equally (2019). https://www.pewglobal.org/wp-content/uploads/sites/2/2019/02/Pew-Research-Center_Global-Technology-Use-2018_2019-02-05.pdf
2. Seifert, A., Martin, M., Perrig-Chiello, P.: Bildungs- und Lernbedürfnisse im Alter: Bericht zur nationalen Befragungsstudie in der Schweiz (2021)
3. Seifert, A., Ackermann, T.P., Schelling, H.R.: Digitale Senioren 2020: Nutzung von Informations- und Kommunikationstechnologien durch Personen ab 65 Jahren in der Schweiz (2020)
4. Lecture Notes in Computer Science;E-M Zeissig,2017
5. Bartol, J., Prevodnik, K., Vehovar, V., et al.: The roles of perceived privacy control, Internet privacy concerns and Internet skills in the direct and indirect Internet uses of older adults: conceptual integration and empirical testing of a theoretical model. New Med. Soc. 146144482211227 (2022). https://doi.org/10.1177/14614448221122734