| 1 | ||
| Researcher: | Srivastava, Kameswarprasad | |
| University: | University of Calcutta | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Rama Rao, H S | |
| University: | Andhra University | |
| Language: | English | |
| 3 | ||
| Researcher: | Samal, Kulamani | |
| University: | Utkal University | |
| Language: | English | |