| 1 | Pharmacological and pharmaceutical investigations of Vand roxburghi  | 
| Researcher: | Prasad, D N | 
| University: | Patna University | 
| Language: | English | 
| 2 | |
| Researcher: | Prasad, D N | 
| Guide: | Gupta, J N | 
| University: | Chhatrpati Shahu Ji Maharaj University | 
| Language: | English | 
| 3 | |
| Researcher: | Prasad, D N | 
| University: | University of Rajasthan | 
| Language: | English |