| 1 | ||
| Researcher: | Harendra Kumar | |
| Guide: | Singh, R B | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 2 | ||
| Researcher: | Harendra Kumar | |
| Guide: | Raut, D V | |
| University: | Pandit Ravishankar Shukla University | |
| Language: | English | |
| 3 | ||
| Researcher: | Harendra Kumar | |
| Guide: | Yadava, D S | |
| University: | Narendra Deva University of Agriculture and Technology | |
| Language: | English | |
| 4 | ||
| Researcher: | Harendra Kumar | |
| Guide: | Singh, Sahastra Pal | |
| University: | Chaudhary Charan Singh University | |
| Language: | English | |
| Shodhganga | ||
| 5 | ||
| Researcher: | Harendra Kumar | |
| Guide: | Agarwal, Menu | |
| University: | Chaudhary Charan Singh University | |
| Language: | English | |
| Shodhganga | ||