| 1 | |
| Researcher: | Singh, Hari |
| Guide: | Khanna, Raj |
| University: | Kurukshetra University |
| Language: | English |
| 2 | critical study of scepticism and its role in modern philosophy |
| Researcher: | Singh, Loitanthem Naobi |
| Guide: | Shyamkishor Singh, S |
| University: | Gauhati University |
| Language: | English |
| 3 | |
| Researcher: | Singh, Vidyapati Prasad |
| University: | Babasaheb Bhimrao Ambedkar Bihar University |
| Language: | English |