| 1 | 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 | 
| 2 | 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 | 
| 3 | |
| Researcher: | Kushwaha, K S | 
| Guide: | Upadhyaya, L NSingh, H P | 
| University: | Indian School of Mines | 
| Language: | English |