1. Recommendations for Implementing the Strategic Initiative Industrie 4.0: Final Report of the Industrie 4.0 Working Group. Industrie 4.0: Mit dem Internet der Dinge auf dem Weg zur 4. Industriellen Revolution,2011
2. Recommendations for Implementing the Strategic Initiative Industry 4.0: Securing the Future of German Manufacturing Industry. Final Report of the Industry 4.0 Working Group Forschungsunion
https://www.din.de/blob/76902/e8cac883f42bf28536e7e8165993f1fd/recommendations-for-implementing-industry-4-0-data.pdf
3. Final Report of the Industrie 4.0 Working Group;Kagermann,2013
4. Change through Digitization—Value Creation in the Age of Industry 4.0;Kagermann,2015
5. Collaboration Mechanisms to Increase Productivity in the Context of Industrie 4.0