| 1 | Classification mineralogy and chemical and exchange equilibria of some Sikkim soils |
| Researcher: | Gupta, Raj Kumar |
| Guide: | Singh, T A |
| University: | Govind Ballabh Pant University of Agricultural and Technology |
| Language: | English |
| 2 | |
| Researcher: | Gupta, Raj Pal |
| Guide: | Sharma, D C |
| University: | Jiwaji University |
| Language: | English |
| 3 | |
| Researcher: | Gupta, Raj Kumar |
| University: | University of Delhi |
| Language: | English |
| 4 | Fiscal imbalance between the centre and the state under the Indian Constitution |
| Researcher: | Gupta, Raj Kumar |
| Guide: | Mehta, S N |
| University: | Kurukshetra University |
| Language: | English |