Carver, R.E.: Two dimensions of tests: Psychometric and edumetric. American Psychologist, 1974, 29, 512–518.
2.
Chester, R.D., Dulin, K.L., Carvell, R., Mature readers' Nelson-Denny Comprehension scores with and without syntactically- and semantically-simplified items-stems and/or item-foils. National Reading Conference Yearbook, 1975, 227–234.
3.
Leibert, R.E., An Investigation of the Differences in Reading Performance on Two Tests of Reading. Unpublished doctoral dissertation, Syracuse University, 1965.
