| 1 | ||
| Researcher: | Lalremmawia, H. | |
| Guide: | Tiwary, Basant K. | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Kumar, Prem Shankar | |
| Guide: | Kumaraswamidhas, L.A.Laha, S.K. | |
| University: | Indian School of Mines, Dhanbad | |
| Language: | English | |