| 1 | ||
| Researcher: | Ramakrishnan, M | |
| Guide: | Narayana Das, V C | |
| University: | University of Calicut | |
| Language: | English | |
| 2 | ||
| Researcher: | Mitra, Uma | |
| University: | University of Calcutta | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Premlata | |
| Guide: | Saxena, L | |
| University: | Deendayal Upadhyay Gorakhpur University | |
| Language: | English | |