| 1 | ||
| Researcher: | Ravindra Pratap | |
| Guide: | Singh, Raghuraj | |
| University: | V. B. S. Purvanchal University | |
| Language: | Hindi | |
| Shodhganga | ||
| 2 | Technological Development In The United Provinces, 1902-1947 | |
| Researcher: | Singh, Ravindra Pratap | |
| Guide: | Pandey, V D | |
| University: | University of Lucknow | |
| Language: | Hindi | |
| 3 | ||
| Researcher: | Singh, Ravindra Pratap | |
| University: | Banaras Hindu University | |
| Language: | Hindi | |