| 1 | |
| Researcher: | Modak, Bijan |
| University: | University of Calcutta |
| Language: | English |
| 2 | Spectroscopic study of the comets with special reference to Halley Comet |
| Researcher: | Chaudhary, Debiprasad |
| Guide: | Desai, J N |
| University: | Gujarat University |
| Language: | English |