1. Kopelias, P., Papademehtriou F., (2009), “Accident and Incident effectiveness indicators”, 4th Pan-Hellenic Road Safety Conference, Athens, 5-6 Nov. 2009, pp 272-283
2. Papaioannou D., “Motorway Safety in Greece and in the EU”, Final Year Thesis (unpublished), Democritus University of Thrace, 2011
3. Traffic Safety Basic Facts 2010, Motorways, DaCoTA Project, co-financed by the European Commission, Directorate-General for Mobility and Transport, Website: http://www.dacota-project.eu/index.html
4. Traffic Safety Basic Facts 2007, Motorways, DaCoTA Project, co-financed by the European Commission, Directorate-General for Mobility and Transport, Website: http://www.dacota-project.eu/index.html
5. Traffic Safety Basic Facts 2007, Urban areas, DaCoTA Project, co-financed by the European Commission, Directorate-General for Mobility and Transport. Website: http://www.dacota-project.eu/index.html