| 1 | |
| Researcher: | Gopal, Kurada Rani |
| Guide: | Sarveswara Rao, B |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Reddi, Gopal Yadem |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University |
| Language: | English |
| 3 | |
| Researcher: | Chaudhuri, Nani Gopal |
| University: | University of Calcutta |
| Language: | English |