| 1 | |
| Researcher: | Sudhir Kumar |
| Guide: | Singh, Narendra Narayan |
| University: | Veer Kunwar Singh University |
| Language: | Hindi |
| 2 | |
| Researcher: | Singh, Sudhir Kumar |
| Guide: | Singh, Uma |
| University: | Jawaharlal Nehru University |
| Language: | English |
| 3 | Uttar Pradesh mein madhyamik shiksha ka vikas: Ek itihas parak adhyayan 1935 - 1975 |
| Researcher: | Singh, Sudhir Kumar |
| Guide: | Mishra, A K |
| University: | University of Lucknow |
| Language: | Hindi |
| 4 | Interaction among rhizobia mycorrhizas and pseudomonans mediated by PEA |
| Researcher: | Singh, Sudhir Kumar |
| Guide: | Srivastava, J S |
| University: | Banaras Hindu University |
| Language: | English |