| 1 | |
| Researcher: | Venugopalan Nair, R |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Sitaramacharyulu, K V |
| University: | Andhra University |
| Language: | English |
| 3 | |
| Researcher: | Venkata Rao, Muppa |
| Guide: | Sreeramachandra Rao, KRao, A T |
| University: | Andhra University |
| Language: | English |