| 1 | |
| Researcher: | Guttal, V K |
| Guide: | Malagi, R A |
| University: | Karnatak University |
| Language: | English |
| 2 | |
| Researcher: | Mathew, T |
| Guide: | Sharma, K L |
| University: | Mohanlal Sukhadia University |
| Language: | English |
| 3 | |
| Researcher: | Roy, Ram Khelwan |
| Guide: | Prasad, R C |
| University: | Tilka Manjhi Bhagalpur University |
| Language: | Hindi |