1. Administration, U.S.T.S.: Biometrics for airport access control.
http://www.tsa.gov/assets/pdf/biometrics_guidance.pdf
(2005)
2. Agresti, A., Caffo, B.: Simple and effective confidence intervals for proportions and differences of proportions result from adding two successes and two failures. The American Statistician 54(4), 280–288 (2000)
3. Agresti, A., Coull, B.A.: Approximate is better than “exact” for interval estimation of binomial proportions. The American Statistician 52(2), 119–126 (1998)
4. Cochran, W.G.: The comparison of percentages in matched samples. Biometrika 37(3/4), 256–266 (1950)
5. Coventry, L., Angeli, A.D., Johnson, G.: Biometric verification at a self service interface. In: Proceedings of the British Ergonomic Society Conference (2003)