| 1 | |
| Researcher: | Radhakrishna, R |
| Guide: | Varghese, P C |
| University: | Indian Institute of Technology-Madras |
| Language: | English |
| 2 | |
| Researcher: | Radhakrishna, K |
| University: | Indian Institute of Technology-Madras |
| Language: | English |
| 3 | |
| Researcher: | Radhakrishna Raju, K |
| Guide: | Panduranga Rao, M |
| University: | Kakatiya University |
| Language: | English |