| 1 | ||
| Researcher: | Vyohar, Durga Charan | |
| Guide: | Bhatia, R C | |
| University: | Jiwaji University | |
| Language: | English | |
| 2 | ||
| Researcher: | Pande, Durga Prasad | |
| Guide: | Gupta, M Das | |
| University: | University of North Bengal | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Panda, Durga Prasanna | |
| Guide: | Nayak, Bhagirathi | |
| University: | Utkal University | |
| Language: | English | |