T. J. Cova and S. M. Conger, Transportation Hazards, Handbook of Transportation Engineering, M. Kutz, vol.17, 2004.

D. Andrea, A. Cafiso, S. Condorelli, and A. , Methodological considerations for the evaluation of seismic risk on road network, Pure & Applied Geophysics, vol.162, pp.767-782, 2005.

J. Douglas, Physical vulnerability modelling in natural hazards risk assessment. Natural Hazards and Earth System Sciences, 2006.