| 1 | ||
| Researcher: | Sunita Ratnam S | |
| Guide: | Madhukar K | |
| University: | Osmania University | |
| Language: | English | |
| Shodhganga | ||
| 2 | Development Trajectories of ESL Teachers A Sociogenetic Approach | |
| Researcher: | Tara Ratnam | |
| Guide: | Rachel Lalitha Eapen | |
| University: | The English and Foreign Languages University, Hyderabad | |
| Language: | English | |
| Shodhganga | ||
| 3 | Studies in the formation of heterocyclic rings from O-phenylene diamines and aromatic aldehydes | |
| Researcher: | Ratnam, Ghengalvala Venkat | |
| University: | Osmania University | |
| Language: | English | |
| 4 | Investigation and development of ionospheric time delay model using GPS and crabex signals | |
| Researcher: | Devanaboyina, V Ratnam | |
| Guide: | Sarma, A DRao, P V D Somasekhar | |
| University: | Jawaharlal Nehru Technological University | |
| Language: | English | |
| 5 | Studies in thr formation of Heterocyclic Rings from o-Phenylenediamines and Aromatic Aldehydes | |
| Researcher: | Ratnam, C V | |
| Guide: | Subba Rao, N V | |
| University: | Osmania University | |
| Language: | English | |
| 6 | ||
| Researcher: | Nallamelli, V Ratnam | |
| Guide: | Reddy, Rajamohan Poondra | |
| University: | University of Hyderabad, Hyderabad | |
| Language: | English | |
| Shodhganga | ||
| 7 | Some studies on the dynamic stability of structures including the effect of Geometric Nonlinearity | |
| Researcher: | Ratnam, Bhavanasi Subba | |
| Guide: | Janardhana,G RangaRao, G. V. | |
| University: | Jawaharlal Nehru Technological University, Hyderabad | |
| Language: | English | |
| Shodhganga | ||