1. Haddadi A, Kocar I, Farantatos E et al (2017) System protection guidelines for systems with high levels of renewables: impact of wind and solar generation on negative-sequence and power swing protection. EPRI, USA
2. Kocar I, Kauffmann T, Karaagac U et al (2017) Short-circuit phasor models of converter-based renewable energy resources for fault studies. EPRI, USA
3. Haddadi A, Kocar I, Karaagac U et al (2017) Advanced short-circuit modeling, analysis, and protection schemes design for systems with renewables – TVA case study. EPRI, USA
4. Haddadi A, Kocar I, Karaagac U et al (2017) Impact of renewables on system protection: wind/PV short-circuit phasor model library and guidelines for system protection studies. EPRI, USA
5. Teodorescu R, Liserre M, Rodriguez P (2011) Grid converters for photovoltaic and wind power systems. Wiley, USA