| 1 | |
| Researcher: | Surendra Singh |
| University: | University Of Delhi |
| Language: | English |
| 2 | |
| Researcher: | Chaudhari, Surendra Kumar |
| University: | University of Roorkee |
| Language: | English |
| 3 | |
| Researcher: | Singh, Surendra Nath |
| University: | University of Roorkee |
| Language: | English |