| 1 | |
| Researcher: | G, Ratna Vani |
| Guide: | Bose, B P C |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | Arabic |
| 2 | |
| Researcher: | Atchamamba, L |
| Guide: | Someshekhara , Rao |
| University: | Andhra University, Waltair |
| Language: | English |
| 3 | |
| Researcher: | Chilka, Koteswara Rao |
| Guide: | Sreekrishna, Talluri |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |