1. European Comission, 2012 Energy Roadmap 2050https://ec.europa.eu/energy/sites/ener/files/documents/2012_energy_roadmap_2050_en_0.pdf
2. Mechanical Characterization of Rigid PUR Foams Used for Wind Turbine Blades Construction;Linul,2013
3. On the Leading Edge: Innovative Solutions to Reduce Rain Erosionhttp://www.pes.eu.com/wind/on-the-leading-edge-innovative-solutions-to-reduce-rain-erosion/6236/
4. Siemens Tackle Wind Powerhttp://renews.biz/102051/siemens-tackles-blade-erosion/
5. Michael Legault, Wind Blades: Progress and Challengeshttp://www.compositesworld.com/articles/wind-blades-progress-and-challenges