| 1 | |
| Researcher: | Bhujanga Rao, Y |
| Guide: | Sarma, K S |
| University: | Kakatiya University |
| Language: | English |
| 2 | |
| Researcher: | Purnachandra Rao, Mallela |
| Guide: | Suguna Mohana Rao, A |
| University: | Andhra University |
| Language: | English |
| 3 | |
| Researcher: | Sadasiva Rao, Yadavalli Venkata Kutumba |
| University: | Indian Institute of Technology-Delhi |
| Language: | English |