| 1 | |
| Researcher: | Jayaswal, Hiralal |
| Guide: | Purushottam, Rathi |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University |
| Language: | English |
| 2 | |
| Researcher: | Jayaswal, Hiralal Mohanlal |
| Guide: | Rathi, P D |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University |
| Language: | English |