1. ‘Technical summary on the Athens and southern Greece blackout of July 12, 2004’, National Technical University of Athens Report, http://www.pserc.org/Greece_Outage_Summary.pdf
2. ‘Power failure in eastern Denmark and southern Sweden on 23 September 2003, Final report on the course of events’, Elkraft System, November 2003
3. ‘Technical analysis of the August 14, 2003 blackout, what happened, why and what did we learn?’, North American Electric Reliability Council, Final Report, 23, July, 2004
4. Iran national grid blackout, power system protection point of view