| 1 | |
| Researcher: | Srivastava, Nirmal Kumar |
| University: | Magadh University |
| Language: | English |
| 2 | |
| Researcher: | Abraham, S Nirmal Kumar |
| Guide: | Francis, Soundaraj |
| University: | University of Madras |
| Language: | English |
| 3 | |
| Researcher: | Soombria, Nirmal Kumar Singh |
| Guide: | Kapoor, M L |
| University: | University of Jammu |
| Language: | English |