| 1 | |
| Researcher: | Sagina, Ram |
| University: | Banaras Hindu University |
| Language: | English |
| 2 | |
| Researcher: | Biswas, S K |
| Guide: | Iyengar, B S R |
| University: | Indian Institute of Science |
| Language: | English |
| 3 | |
| Researcher: | Pavitran, K N |
| University: | Indian Institute of Technology-Madras |
| Language: | English |