1. BAIRD, J. C. (1964) Size and distance estimates of triangles, lines, and dots. Unpublished manuscript.
2. Area and distance estimation of single and multiple stimuli;BAIRD;Vision Res.,1965
3. Binary estimation;BAIRD;Psychon. Sci.,1965
4. Scaling line lengths with a modification of the constant-sum method;BAKER;Amer. J. Psychol.,1957
5. BJÖRKMAN, M., and STRANGERT, B. (1960) The relationship between ratio estimates and stimulus dispersion. Rep. Psychol. Lab., Univ. Stockholm, No. 81.