| 41 | |
| 42 | |
| Language: | English |
| 43 | |
| 44 | Studies on Hydrography, Phytoplankton and Primary Production off Waltair coast |
| Language: | English |
| 45 | Gravity studies over Mahanadi and South Rewa Gondwana Basins of India |
| 46 | Some Geological and Geophysical Investigations Around Karimnagar Town, AndhraPradesh |
| Language: | English |
| 47 | |
| 48 | |
| Language: | English |
| 49 | |
| 50 | Ecophysiology of a Littoral Oligochaete, Pontodrilus Bermudensis Beddard |
| Language: | English |