Sequential testing for dichotomous decisions. . Educational and Psychological Measurement, 32, 85-95.
. (1972). Sequential testing for dichotomous decisions. College Entrance Examination Board Research and Development Report (RDR 69-70, No 3", and Educational Testing Service RB-70-31). Princeton NJ: Educational Testing Service.
. (1970). The development and evaluation of several programmed testing methods. Educational and Psychological Measurement, 29, 129-146.
. (1969). . (1969).
The development and evaluation of several programmed testing methods (Research Bulletin 68-5). Princeton NJ: Educational Testing Service.
. (1968). Reproduction of total test score through the use of sequential programmed tests. Journal of Educational Measurement, 5, 183-187.
. (1968).