1. OECD Comparative Studies Report-Digital Government Strategies for Transforming Public Services in the Welfare Areas (2016). http://www.oecd.org/gov/digital-government/Digital-Government-Strategies-Welfare-Service.pdf . Accessed 03 Mar 2018
2. Smart Robots for Smart Regions-Sparc, 02 May 2017. https://www.eu-robotics.net/sparc/newsroom/press/smart-robots-for-smart-regions-strategies-to-unleash-the-potential-of-the-digital-economy-in-europe.html . Accessed 03 Mar 2018
3. International Federation of Robotics-IFR Press Releases: Why service robots are booming worldwide, Frankfurt, Brussels, October 11 2017. https://ifr.org/ifr-press-releases/news/why-service-robots-are-booming-worldwide . Accessed 03 Mar 2018
4. European parliament, briefing 4.0 Industry digitalization for productivity and growth, September 2015. http://www.europarl.europa.eu/thinktank
5. Deloitte: Industry 4.0 challenge: Challenges and solutions for the digital transformation and use of exponential technologies (2015)