| 1 | Petrography and industrial potential of the rocks around Umaria coalfields, M P |
| Researcher: | Rishi, Mohan Krishen |
| University: | Dr Harisingh Gour Vishwavidyalaya |
| Language: | English |
| 2 | |
| Researcher: | Rishi Narain Singh |
| University: | Banaras Hindu University |
| Language: | English |