1. Digital Transformation Monitor: Germany Industrie 4.0. European Commissionhttps://ec.europa.eu/growth/tools-databases/dem/monitor/sites/default/files/DTM_Industrie%204.0.pdf
2. The Fourth Industrial Revolution;Schwab,2016
3. Readiness for the Future of Production Report 2018,2018
4. Germany Breaks Korea’s Six-Year Streak as Most Innovative Nationhttps://www.bloombergquint.com/global-economics/germany-breaks-korea-s-six-year-streak-as-most-innovative-nation
5. Digital Planet 2017: How Competitiveness and Trust in Digital Economies Vary across the World;Chakravorti,2017