| 1 | On the study of certain characteristics of the topside ionosphere |
| Researcher: | Prabhakara Rao, M |
| Guide: | Jogulu, C |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Prabhakara Rao, Yallapragada |
| Guide: | Prasada Rao, D G V |
| University: | Andhra University |
| Language: | English |