| 1 | |
| Researcher: | Sharma, Anup Kumar |
| Guide: | Singh, G, N |
| University: | Indian School of Mines, Dhanbad |
| Language: | English |
| 2 | Some classes of efficient estimators for population mean in sample surveys |
| Researcher: | Singh, Garib Nath |
| Guide: | Singh, V K |
| University: | Banaras Hindu University |
| Language: | English |
| 3 | Some contribution to the thoery of estimation in sample survey using auxilliary information |
| Researcher: | Naik, Vipinkumar Dayalji |
| Guide: | Gupta, P C |
| University: | Veer Narmad South Gujarat University |
| Language: | English |