1. E.L. Quarantelli (Ed.), What is a Disaster? Perspectives on a Question, Routledge, London, 1998.
2. H. Denis, Gérer les catastrophes: L’incertitude à apprivoiser, Presses de l’Université de Montréal, Montréal, 1993, p. 13.
3. The complexity of technological disaster management: technical, sociopolitical and scientific issues;Denis;Ind. Crisis Q.,1991
4. Toward a politics of disaster: losses, values, agendas and blame;Olson;Int. J. Mass Emergencies Disasters,2000
5. K. Tierney, Chemical Emergencies, Offsite Exposures, and Organizational Response, Boulder, CO, Natural Hazards Research and Applications Information Center, Quick Response Research Report #21, Boulder, 1987.