| 1 | |
| Researcher: | Omeh, C O |
| Guide: | Samant, D R |
| University: | University of Mumbai |
| Language: | English |
| 2 | |
| Researcher: | Bajpai, O P |
| University: | Deendayal Upadhyay Gorakhpur University |
| Language: | English |
| 3 | |
| Researcher: | Varshney, H O p |
| Guide: | Sharma, S C |
| University: | Dr Bhimrao Ambedkar University |
| Language: | English |