1. Alfonso-Reese, L. A. (1995).General recognition theory toolbox for MATLAB [Computer software]. Santa Barbara, CA: Author.
2. Alfonso-Reese, L. A. (2001). Technique for measuring perceptual noise in categorization tasks.Behavior Research Methods, Instruments, & Computers,33, 489–495.
3. Ashby, F. G. (1992). Multidimensional models of categorization. In F. G. Ashby (Ed.),Multidimensional models of perception and cognition (pp. 449–483). Hillsdale, NJ: Erlbaum.
4. Ashby, F. G., &Alfonso-Reese, L. A. (1995). Categorization as probability density estimation.Journal of Mathematical Psychology,19, 716–723.
5. Ashby, F. G., Alfonso-Reese, L. A., Turken, A. U., &Waldron, E. M. (1998). A neuropsychological theory of multiple systems in category learning.Psychological Review,105, 442–481.