| 1 | |
| Researcher: | Subramanian, G |
| Guide: | Manavalan, A A |
| University: | Bharathidasan University |
| Language: | English |
| 2 | Geology and geochemistry of rocks of manapparal area, Tiruchirapalli District, Tamil Nadu |
| Researcher: | Subramanian, V |
| Guide: | Dakshinamoorthi, N |
| University: | Bharathidasan University |
| Language: | English |