| 1 | |
| Researcher: | Ajay Kumar |
| University: | Magadh University |
| Language: | English |
| 2 | |
| Researcher: | Saxena, Ajay Kumar |
| Guide: | Sharma, A K |
| University: | Mahatma Jyotiba Phule Rohilkhand University |
| Language: | English |
| 3 | |
| Researcher: | Ghosh, Ajay Kumar |
| Guide: | Banerjee, Tapan Jyoti |
| University: | Vidyasagar University |
| Language: | English |