1. An analysis of the Wechsler Intelligence Scale for Children with institutionalized mental defectives;Alper;Dissertation Abstracts,1960
2. An analysis of the Wechsler Intelligence Scale for Children with institutionalized mental retardates;Alper;American Journal of Mental Deficiency,1967
3. A comparative study of WISC and WAIS performances and score patterns among institutionalized retardates;Barclay;Journal of Mental Deficiency Research,1969
4. Further factorial investigations of WISC performance of mental defectives;Baumeister;American Journal of Mental Deficiency,1962
5. The organization of intelligence test performance in educable mentally subnormal children;Belmont;American Journal of Mental Deficiency,1967