| 21 | ||
| Researcher: | Joykumar Nahakpam, Indubala | |
| Guide: | Savalia, R T | |
| University: | Gujarat University | |
| Language: | English | |
| Shodhganga | ||
| 22 | ||
| Researcher: | Gupta, InduBala | |
| Guide: | Gupta, D S | |
| University: | Jiwaji University, Gwalior | |
| Language: | English | |
| 23 | ||
| Researcher: | Raghupal, Singh Indubala | |
| Guide: | Celly, Anu | |
| University: | Panjab University | |
| Language: | English | |
| Shodhganga | ||
| 24 | ||
| Researcher: | Nahakpam, Indubala Joykumar | |
| Guide: | Savalia, R T | |
| University: | Gujarat University | |
| Language: | English | |
| Shodhganga | ||