1. Australia Bureau of Meteorlogy (BOM) (2010) Website
2. Abdul Rauf U, Zeephongsekul P (2011) Modelling rainfall severity and duration in north-eastern victoria using copulas. Proceedings of the 19th international congress on modelling and simulation, Perth
3. Bonaccorso B, Cancelliere A, Rossi G (2003) An analytical formulation of return period of drought severity. Stoch Environ Res Risk Assess 17:157–174
4. Demarta S, McNeil AJ (2005) The t copula and related copulas. Int Stat Rev 73(1):111–129
5. Edward D, McKee T (1997) Characteristics of 20th century drought in united state at multiple time scales. Climatology Report 97-2. Colorado State University, Fort Collins