1. United Kingdom Fire and Loss Statistics, 1973,1975
2. Claims frequency and risk premium rate as a function of the size of the risk;Benktander,1972
3. R. Rutstein and R. A. Cooke, The value of fire protection in buildings, Home Office, Scientific Advisory Branch Rep. No. 17/78.
4. Analyses of United Kingdom manufacturing (local) units by employment size,1975
5. Statistics of Extremes;Gumbel,1958