| 1 | ||
| Researcher: | Singh, Nirbhay | |
| Guide: | Ram, P C | |
| University: | Narendra Deva University of Agriculture and Technology | |
| Language: | English | |
| 2 | Rajniti:Sandarbh avdharana evam swaroop:Mohandas Karamchand Gandhi | |
| Researcher: | Singh, Nirbhay | |
| University: | University of Rajasthan | |
| Language: | Hindi | |
| 3 | Geology and geochemistry of the part of Himalayas in the vicinity of Silliguri and adjoining areas | |
| Researcher: | Singh, Nirbhay Kumar | |
| University: | Patna University | |
| Language: | English | |
| 4 | ||
| Researcher: | Singh, Nirbhay Pratap | |
| Guide: | Vinod Kumari | |
| University: | Chaudhary Charan Singh University | |
| Shodhganga | ||
| 5 | ||
| Researcher: | Singh, Nirbhay Narayan | |
| Guide: | Vaidh, Vinod Kumar | |
| University: | V. B. S. Purvanchal University | |
| Shodhganga | ||