1. Allensbach. 2015. Sehbewusstsein der Deutschen [Visual Awareness of Germans] (accessed 2017-09-07). (2015). http://www.zva.de/brillenstudie
2. Rebecca Apel, Tobias Berg, Jan Holz, Philipp Brauner, Ulrik Schroeder, and Carmen Leicht-Scholten. 2011. Preliminary Findings of a Gender and Diversity Screening at a Technical University: Impressions of the Project "IGaD-tools4MINT". InProceedings 192 Informatik 2011 - Informatik schafft Communities 04.--07. Oktober 2011, Hans-Ulrich Heiß, Peter Pepper, Holger Schlingloff, and Jörg Schneider (Eds.). Köllen, Gesellschaft für Informatik, 369.
3. Katrin Arning and Martina Ziefle. 2007. Understanding Age Differences in PDA Acceptance and Performance.Computers in Human Behavior23, 6 (2007), 2904--2927.
4. Albert Bandura. 1977. Self-efficacy: Toward a unifying theory of behavioral change.Psychological Review84, 2 (1977), 191--215.
5. Guido Beier. 1999. Kontrollüberzeugungen im Umgang mit Technik [Locus of control when interacting with technology].Report Psychologie24, 9 (1999), 684--693.