1. Torsional damping control of gearless full-converter large wind turbine generators with permanent magnet synchronous machines;Conroy;Wind Engineering,2007
2. Endegnanew , A.G. Uhlen , K. 2016 Global analysis of frequency stability and inertia in AC systems interconnected through an HVDC IEEE International Energy Conference (ENERGYCON
3. ENTSO-E 2015 ENTSO-E at a Glance https://docs.entsoe.eu/dataset/entso-e-at-a-glance
4. ENTSO-E 2016 Network code on requirements for grid connection applicable to all generators (RfG) https://www.entsoe.eu/major-projects/network-code-development/requirements-for-generators/Pages/default.aspx
5. Kjølle , G. Jakobsen , S.H. Baldursson , F.M. et al 2014 State of the art on reliability assessment in power systems http://www.garpur-project.eu/deliverables