| 1 | study of resource productivity in high and low risk areas of varanasi division |
| Researcher: | Nigam, Sushma |
| Guide: | Gupta, S B L |
| University: | Banaras Hindu University |
| Language: | English |
| 2 | study of resource productivity in high and low risk areas of Varanasi division |
| Researcher: | Nigam, Sushma |
| University: | Banaras Hindu University |
| Language: | English |
| 3 | |
| Researcher: | Nigam, Sushma |
| Guide: | Sharma, R S |
| University: | Barkatullah Vishwavidyalaya |
| Language: | Hindi |