| 1 | |
| Researcher: | Sharma, Narendra Kumar |
| Guide: | Sen, Anima |
| University: | University Of Delhi |
| Language: | English |
| 2 | |
| Researcher: | Tayal, O P |
| University: | Chhatrpati Shahu Ji Maharaj University |
| Language: | English |
| 3 | Effect of age and visual experience on mental repres entation |
| Researcher: | Sen, Sarla |
| Guide: | Shukla, Anupam |
| University: | Dr.Harisingh Gour Vishwavidyalaya |
| Language: | English |
| 4 | Cognitive development in visually handicapped children: A concrete operational stage |
| Researcher: | Mandaravalli, M R |
| Guide: | Padmini, T |
| University: | University of Mysore |
| Language: | English |