| 1 | |
| Researcher: | Khanna, Manju |
| Guide: | Sharma, S D |
| University: | Punjabi University |
| 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 |