1. The German Association of the Automotive Industry (VDA), for instance, divides the various levels of automation into level 0 (no ADAS) to level 5 (no driver required)
2. Hakuli, S., Krug, M.: Virtuelle integration. Kapitel 8. In: Winner, Hermann; Hakuli, Stephan; Lotz, Felix; Singer, Christina: Handbuch Fahrerassistenzsysteme—Grundlagen, Komponenten und Systeme für aktive Sicherheit und Komfort. 3. Auflage. S. 125–138. Springer Fachmedien Wiesbaden, Germany (2015)
3. Schwab, S., Leichsenring, T., Zofka, M.R., Bär, T.: Durchgängige Testmethode für Fahrerassistenzsysteme. In: Jahrgang, S. (ed.) ATZ 01/2015, vol. 116, pp. 54–59 (2015)
4. Euro NCAP. http://www.euroncap.com/en/for-engineers/protocols/pedestrian-protection/ (2016). Accessed 29 Feb 2016
5. Pfeffer, R., Schwab, S., Leichsenring, T., Zofka, M.-R.: A real-world vehicle in a virtual environment: vehicle-in-the-Loop for reproducible real-time-capable testing of advanced driver assistance systems. In: 2nd International ATZ Conference on Advanced Driver Assistance Systems, Springer, Germany (2015)