| 1 | ||
| Researcher: | Sobhana, S | |
| Guide: | Balakrishnan Nair, N | |
| University: | University of Kerala | |
| Language: | English | |
| 2 | Studies on the biology of the aquatic oligochaetes of Kerala | |
| Researcher: | Sobhana S | |
| Guide: | Balakrishnan Nair N | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Sobhana, B | |
| Guide: | Balakrishnan Nair, N | |
| University: | University of Kerala | |
| Language: | English | |
| 4 | ||
| Researcher: | Sobhana D | |
| Guide: | Madhusoodanan PM; Iyer C S P | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 5 | ||
| Researcher: | Sobhana P | |
| Guide: | Sethuraj M R | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 6 | Studies on the biology of spinyeel, Mastacembelus Guentheri Day(Pisces-Mastacembelidae) | |
| Researcher: | Sobhana Kumar, K | |
| Guide: | Padmanbhan, K G | |
| University: | University of Kerala | |
| Language: | English | |
| 7 | ||
| Researcher: | Sobhana Devi, G | |
| Guide: | Indrasenan, P | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 8 | ||
| Researcher: | Sobhana Wariar P R | |
| Guide: | Jacob Koshy | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 9 | ||
| Researcher: | Sobhana Kumari K K | |
| Guide: | Christudas Chandran S | |
| University: | University of Kerala | |
| Shodhganga | ||