| 1 | Aacharya Vishnukanth Shastry ke sahitya me samvedana evam shilpa ka swaroop | |
| Researcher: | Sinha, Indra | |
| Guide: | Gupta, Chaman Lal | |
| University: | Himachal Pradesh University | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Sinha, Indra Wati | |
| University: | Dr Bhimrao Ambedkar University | |
| Language: | Hindi | |
| 3 | ||
| Researcher: | Sinha, Indra Kumar | |
| Guide: | Aqueque, Md | |
| University: | Magadh University | |
| Language: | English | |
| 4 | Population geography of Bhojpur and Rohtas Districts of Bihar | |
| Researcher: | Sinha, Indra Deo Prasad | |
| University: | Magadh University | |
| Language: | English | |