| 1 | Investigations of plant Fossils from Neyueli Lignite Tamil Nadu  | 
| Researcher: | Ramachandra Reddy, P | 
| Guide: | Ramanujam, C G K | 
| University: | Osmania University | 
| Language: | English | 
| 2 | Investigations of plant Fossils from Neyueli Lignite Tamil Nadu  | 
| Researcher: | Ramachandra Reddy, P | 
| Guide: | Ramanujam, C G K | 
| University: | Osmania University | 
| Language: | English | 
| 3 | Investigation of the upper Gondwana plant possils of Pranhita - Godavari basin of Andhra Pradesh  | 
| Researcher: | Muralidhar Rao, G | 
| Guide: | Ramanujam, C G K | 
| University: | Osmania University | 
| Language: | English | 
| 4 | |
| Researcher: | Kalavathi Rangachar | 
| Guide: | Ramanujam, C G K | 
| University: | Osmania University | 
| Language: | English |