| 1 | ||
| Researcher: | Vasavi, CH | |
| Guide: | Kumar, Suresh, G | |
| University: | Koneru Lakshmaiah Education Foundation(KL University) | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Koteswara Rao, G | |
| Guide: | Ramakotaiah, D | |
| University: | Acharya Nagarjuna University | |
| Language: | English | |