| 1 | |
| Researcher: | Srivastava, Durga Prasad |
| Guide: | Aggrawal, R P |
| University: | Dr Bhimrao Ambedkar University |
| Language: | Hindi |
| 2 | |
| Researcher: | Jhala, Durga Prasad |
| University: | Vikram University |
| Language: | Hindi |
| 3 | |
| Researcher: | Durga Prasad Rao, Chilakamarthy |
| Guide: | Rama Murthy, P |
| University: | Andhra University |
| Language: | English |