| 1 | ||
| Researcher: | Sukhwinder Singh | |
| Guide: | Sohinder Singh | |
| University: | Guru Nanak Dev University | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Amarjit SIngh | |
| Guide: | Sohinder Singh | |
| University: | Guru Nanak Dev University | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Rajbir Kaur | |
| Guide: | Sohinder Singh | |
| University: | Guru Nanak Dev University | |
| Shodhganga | ||
| 4 | ||
| Researcher: | Satinderjeet | |
| Guide: | Sohinder Singh | |
| University: | Guru Nanak Dev University | |
| Shodhganga | ||
| 5 | ||
| Researcher: | Kamalpreet Singh | |
| Guide: | Sohinder Singh | |
| University: | Guru Nanak Dev University | |
| Shodhganga | ||