1. National Bureau of Standards;M Abramowitz,1972
2. Ahmad R (2003) Developing early warning systems in Jamaica: rainfall thresholds for hydrological hazards. National Disaster Management Conf., Ocho Rios, St Ann, Jamaica, 9–10 September 2003. http://www.mona.uwi.edu/uds/rainhazards_files/frame.htm
3. A warning system for rainfall-induced shallow failures
4. Annunziati A, Focardi A, Focardi P, Martello S, Vannocci P (2000) Analysis of the rainfall thresholds that induced debris flows in the area of Apuan Alps – Tuscany, Italy (19 June 1996 storm). In: Proc. EGS Plinius Conf. on Mediterranean Storms, Maratea, Italy, pp 485–493