| 261 | ||
| Researcher: | Prabhakara Rao, Addaguduru | |
| Guide: | Krishnarao, J S R | |
| University: | Andhra University | |
| Language: | English | |
| 262 | ||
| Researcher: | Naidu, A S | |
| University: | Andhra University | |
| Language: | English | |
| 263 | ||
| Researcher: | Naremdra, K | |
| University: | Andhra University | |
| Language: | English | |
| 264 | Mineralogy and Geochemistry of basic Pyroxene Granulites from Visakhapatnam Region AndhraPradesh | |
| Researcher: | Umamaheswara Rao, J | |
| University: | Andhra University | |
| Language: | English | |
| 265 | ||
| Researcher: | Subba Rao, B V | |
| University: | Andhra University | |
| Language: | English | |
| 266 | ||
| Researcher: | Surya Ganga Rao, B | |
| University: | Andhra University | |
| Language: | English | |
| 267 | Studies on the decomposition of nitrous oxide on rare earth manganites with perovskite structure | |
| Researcher: | Louis Raj, S | |
| Guide: | Srinivasan, V | |
| University: | Indian Institute of Technology-madras | |
| Language: | English | |
| Researcher: | Changotra, Sachin | |
| Guide: | Israni, RekhaKarlupia, Sanjay Kumar | |
| University: | Bhagwant University | |
| Language: | English | |
| 269 | Some physico-mineralogical and high temperature studies of salal bauxite | |
| Researcher: | Koul, Vijay Kumar | |
| Guide: | Khosla, S N | |
| University: | University of Jammu | |
| Language: | English | |
| 270 | ||
| Researcher: | Srinivasa Rao, Y | |
| University: | Andhra University | |
| Language: | English | |
| 271 | Pertofabric Studies of Quartzites of Gudur Mica Belt, Nellore Distrcit, Andhra Pradesh India | |
| Researcher: | Prakash, K V | |
| Guide: | Suryanarayana, K V | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 272 | Biogeochemistry of Barite Mining Areas of Mangampeta and Vemula, Cuddapah District, Andhra Pradesh | |
| Researcher: | Raghu, V | |
| Guide: | Prasad, E A V | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 273 | ||
| Researcher: | Venkatasitarama Rao, Govindarajula | |
| Guide: | Chakrapani Naidu, M G | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 274 | Igneous and Metamorphic Complex of Rapur Area, Nellore District, Andhra Pradesh, India | |
| Researcher: | Jagadeswara Rao, R | |
| Guide: | Chakrapani Naidu, M G | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 275 | Sedimentology of Kurnool Supergroup in Cuddapah Basin, India | |
| Researcher: | Madhava Rao, D | |
| Guide: | Gokhale, K V G K | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 276 | ||
| Researcher: | Narasayya, B L | |
| University: | Andhra University | |
| Language: | English | |
| 277 | ||
| Researcher: | Seralathan, P | |
| University: | Andhra University | |
| Language: | English | |
| 278 | ||
| Researcher: | Madhava Rao, A | |
| University: | Andhra University | |
| Language: | English | |
| 279 | Nano and sub-micro inclusions as probes into the origin and history of natural diamonds | |
| Researcher: | Jambukesan, Purushothaman | |
| Guide: | Ponnavaikko, M | |
| University: | SRM University | |
| Language: | Arabic | |
| Shodhganga | ||
| 280 | ||
| Researcher: | Hariharan G N | |
| Guide: | Nambiar, C G | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||