| 1 | |
| Researcher: | Sondhi, Mahesh Chandra |
| Guide: | Mukherjee, R N |
| University: | Mahatma Jyotiba Phule Rohilkhand University |
| Language: | English |
| 2 | |
| Researcher: | Sharma, Mahesh Chandra |
| Guide: | Purohit, A N |
| University: | Hemwati Nandan Bahuguna Garhwal University |
| Language: | English |