| 1 | |
| Researcher: | Ramu, A |
| University: | University of Madras |
| Language: | English |
| 2 | |
| Researcher: | Slnge, Sabu Ramu |
| Guide: | Negihnal, M B |
| University: | Karnatak University |
| Language: | English |
| 3 | |
| Researcher: | Sethu Ramu, K |
| University: | Andhra University |
| Language: | English |