| 1 | A critical study on famines and drought conditions in the northern circars (1766-1900 A.D.) |
| Researcher: | Reddy, Gopal |
| Guide: | Reddy, D. Venkateswara |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |
| 2 | |
| Researcher: | Reddy, Gopal G |
| University: | Osmania University |
| Language: | English |
| 3 | |
| Researcher: | Reddy, Gopal V |
| Guide: | Murthy, Laxmana S |
| University: | Kakatiya University |
| Language: | English |