| 81 | ||
| Researcher: | Smt. Challa Sita mahalakshmi | |
| Guide: | Dr. Diwakarla Rajeswari | |
| University: | Bangalore University | |
| Language: | English | |
| Shodhganga | ||
| 82 | ||
| Researcher: | Sita Mahalakshmi, D S V N | |
| Guide: | Ramachandran, D | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||
| 83 | ||
| Researcher: | Mahalakshmi, G N V A B S | |
| Guide: | Padmaja, V | |
| University: | Andhra University | |
| Language: | English | |