1. P. J. Bickel and K. A. Doksum. Mathematical statistics. Holden-Day, San Francisco, CA, 1976.
2. Fei Chen, Diane Lambert, and José C. Pinheiro. Sequential percentile estimation. Technical memorandum, Bell Labs, Lucent Technologies, 2000a.
3. Fei Chen, Diane Lambert, José C. Pinheiro, and Don X. Sun. Reducing transaction databases, without lagging behind the data or losing information. Technical memorandum, Bell Labs, Lucent Technologies, 2000b.
4. Jay L. Devore. Probability and Statistics for Engineering and the Sciences. Wadsworth, Belmont, CA, 5th edition, 2000.
5. Tom Fawcett and Foster Provost. Adaptive fraud detection. Data Mining and Knowledge Discovery, 1: 291–316, 1997.