| 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 |