| 1 | |
| Researcher: | Sarojanamma, M | 
| Guide: | Patro, H C M | 
| University: | Andhra University | 
| Language: | English | 
| 2 | |
| Researcher: | Appa Rao, S | 
| Guide: | Prakasha Rao, D S | 
| University: | Andhra University | 
| Language: | English | 
| 3 | |
| Researcher: | Lakhani, Mona Vinodrai | 
| Guide: | Jadeja, M J | 
| University: | Saurashtra University | 
| Language: | English |