| 1 | ||
| Researcher: | Martha Leema Rose, A | |
| Guide: | Sami Veerappa, N | |
| University: | Bharathidasan University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | B, Krupavaram | |
| Guide: | Rao, Nalamolu Koteswara | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||