1. BMBF. Zukunftsbild Industrie 4.0. https://www.bmbf.de/pub/Zukunftsbild_Industrie_40.pdf. Accessed 2 Feb 2016.
2. Lee EA. CPS foundations. Design Automation Conference (ACM) 2010:737-42.
3. acatech. Cyber-Physical Systems: Driving force for innovation in mobility, health, energy and production. 2011.
4. Kagermann H, Wahlster W, Helbig J. Recommendations for implementing the strategic initiative Industrie 4.0: Securing the future of German manufacturing industry. 2013.
5. Current status and advancement of cyber-physical systems in manufacturing;Wang;Journal of Manufacturing Systems,2015