| 1 | Chemistry of silica gemstones from Bhatrupalem-Kolluru area, Guntur district, Andhra Pradesh, India |
| Researcher: | Mahamad, Shahabudden Sultan |
| Guide: | Pitchaiah, P. Sankara |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |
| 2 | |
| Researcher: | Shaik, Bifathima |
| Guide: | T.V.S., Vara Lakshmi |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |