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- [5] SPEECH AS A FACTOR IN THE DIAGNOSIS AND PROGNOSIS OF BACKWARDNESS IN CHILDREN JOURNAL OF PSYCHO-ASTHENICS, 1902, 6 (3-4): : 80 - 83
- [7] Measuring Regional Backwardness: Poverty, Gender and Children in the Districts of India MARGIN-JOURNAL OF APPLIED ECONOMIC RESEARCH, 2007, 1 (04): : 403 - 440
- [8] Relative Degrees of Dulness and Backwardness in School-Children and their Causation JOURNAL OF MENTAL SCIENCE, 1916, 62 (257): : 394 - 403