| 1 | Studies on the occurrence of beggiatoas in the sediments and others of the kolleru lake |
| Researcher: | Anand Kumar |
| Guide: | Rao, A Narayana |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Patnaik, K V K R K |
| Guide: | Prasad, K V S R |
| University: | Andhra University |
| Language: | English |