1. H. H. Barrett and W. Swindell: Radiological Imaging: Theory of Image Formation, Detection and Processing, Revised edition. Academic Press, San Diego, 1996
2. C. W. Helstrom: Elements of Signal Detection and Estimation. Prentice Hall, Englewood Cliffs NJ, 1995
3. D. Middleton: An Introduction to Statistical Communication Theory. Mc-GrawHill, New York, 1960.
4. R.F. Wagner and H.H. Barrett: Quadratic tasks and the ideal observer. Proc. SPIE 727, 306–309 (1987).
5. H. H. Barrett, K. J. Myers and R. F. Wagner: Beyond signal-detection theory. Proc. SPIE 626, 231–239 (1986).