PhD Thesis
“System of Quantitative and Qualitative Assessment of Highway Geotechnical Assets Failure Hazard and Relevant Consequences” PhD Thesis, Department of Civil Engineering, Aristotle University of Thessaloniki (Greece), pp. 547 (Mar. 2009)
http://ikee.lib.auth.gr/record/111022/files/GRI-2009-2304.pdf
http://ikee.lib.auth.gr/record/111022/files/GRI-2009-2304.pdf