| 1 | Studies on coal macerals with special reference to high sulphur coals of India |
| Researcher: | Ray, Manmohan |
| University: | Jadavpur University |
| Language: | English |
| 2 | |
| Researcher: | Sahni, Manmohan |
| Guide: | Sharma, T R |
| University: | University of Jammu |
| Language: | English |