1. Three levels of mentation and the hierarchic organization of the human brain;Altman,1978
2. Dimensions of similarity;Attneave;American Journal of Psychology,1950
3. Level, hierarchies, and the locus of control;Broadbent;Quarterly Journal of Experimental Psychology,1977
4. STEPIT—Finds local minima of a smooth function of several parameters;Chandler;Behavioral Science,1969
5. Documentation to the entire STEPIT package of programs;Chandler,1975