| 1 | |
| Researcher: | Agarwal, Sudesh | 
| Guide: | John, P A | 
| University: | University of Kerala | 
| Language: | English | 
| 2 | |
| Researcher: | Varma, O P | 
| Guide: | Shukla, G S | 
| University: | Deendayal Upadhyay Gorakhpur University | 
| Language: | English | 
| 3 | |
| Researcher: | Deshpande, V K | 
| Guide: | Nadkarni, V B | 
| University: | Karnatak University | 
| Language: | English |