| 1 | Arth vaigyan kee drishti se hindi eva bang shabdon ka tulnatmak adhyayan |
| Researcher: | Sahay, Radha Krishna |
| University: | Tilka Manjhi Bhagalpur University |
| Language: | Hindi |
| 2 | |
| Researcher: | Singh, Radha Krishna |
| University: | Dr Bhimrao Ambedkar University |
| Language: | Hindi |
| 3 | |
| Researcher: | Gupta, Radha Krishna |
| Guide: | Sinha, L P |
| University: | Magadh University |
| Language: | English |
| 4 | |
| Researcher: | Toshavara, Radha Krishna |
| University: | University of Rajasthan |
| Language: | Hindi |