| 1 | |
| Researcher: | Julka, Abnash Chander |
| Guide: | Bagai, O PSoni, R N |
| University: | Panjab University |
| Language: | English |
| 2 | |
| Researcher: | Pushpak, Oza Markand |
| Guide: | Shukla, G K |
| University: | Indian Institute of Technology-kanpur |
| Language: | English |
| 3 | Some contributions to the theory of ratio and product estimators in survey smapling |
| Researcher: | Khot, Pradeep G |
| Guide: | Deshpande, M N |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University |
| Language: | English |