| 1 | |
| Researcher: | Tiwari, Ram Shankar |
| Guide: | Shrivastava, S B |
| University: | Rani Durgavati Vishwavidyalaya |
| Language: | English |
| 2 | sporological study of some coals from Barakar stage (Lower Gondwana) of India |
| Researcher: | Tiwari, Ram Shankar |
| University: | University of Lucknow |
| Language: | English |