1. The pattern of development and diffusion of breakthrough communication technologies;Ortt;Eur J Inn. Manag,2004
2. Energy roadmap 2050;European Commission,2011
3. European Commission. A policy framework for climate and energy in the period from 2020 to 2030; 2014.
4. Trends of offshore wind projects;Rodrigues;Renew Sustain Energy Rev,2015
5. ECF European Climate Foundation. Roadmap 2050: a practical guide to a prosperous, low-carbon Europe; 2010.