| 1 | ||
| Researcher: | Mangat Rai | |
| Guide: | Ajit Singh | |
| University: | Punjabi University | |
| Language: | English | |
| 2 | ||
| Researcher: | Goyal, Mangat Rai | |
| Guide: | Sharma, S K | |
| University: | Panjab University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Bhandari, Mangat Rai | |
| Guide: | Nath, Suresh | |
| University: | Ch Charan Singh University | |
| Language: | English | |