| 1 | ||
| Researcher: | Naosekpam Ajit Singh | |
| Guide: | V. Shanmugam | |
| University: | Guru Nanak Dev University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Singhania, Reeta Rani | |
| Guide: | Rajeev Kumar, S | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||