1. Administration, U.S.T.S.: Biometrics for airport access control. http://www.tsa.gov/assets/pdf/biometrics_guidance.pdf (2005)
2. Agresti, A., Coull, B.A.: Approximate is better than “exact” for interval estimation of binomial proportions. The American Statistician 52(2), 119–126 (1998)
3. Dean, A., Voss, D.: Design and Analysis of Experiments. Springer, Berlin (1999)
4. Doddington, G.R., Liggett, W., Martin, A.F., Przybocki, M.A., Reynolds, D.A.: Sheep, goats, lambs and wolves: a statistical analysis of speaker performance in the NIST 1998 speaker recognition evaluation. In: ICSLP, pp. 608–611 (1998)
5. Dunstone, T., Yager, N.: Biometric System and Data Analysis. Springer, Berlin (2009)