| 1 | Performance analysis of sarvodaya sanghs in Tirunelveli district | |
| Researcher: | Ponnammal, S | |
| Guide: | Muruganandam, V | |
| University: | Madurai Kamraj University | |
| Language: | English | |
| Shodhganga | ||
| 2 | System of difference equations: oscillation and asymptotic behavior | |
| Researcher: | Ponnammal, B | |
| Guide: | Thandapani, E | |
| University: | Periyar University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Ponnammal, A | |
| Guide: | Somasundaram, G | |
| University: | Alagappa University | |
| Language: | English | |
| Shodhganga | ||
| 4 | Studies on photosynthesis and productivity in quick growing trees | |
| Researcher: | Ponnammal, N R | |
| Guide: | Gnanam, A | |
| University: | Madurai Kamaraj University | |
| Language: | English | |