| 1 | ||
| Researcher: | Gopalakrishnan Nair, T K | |
| Guide: | Ramachandra Rao, N | |
| University: | University of Kerala | |
| Language: | English | |
| 2 | ||
| Researcher: | Gopalakrishnan Nair T K | |
| Guide: | Ramanatha Ayyar T S; Ramachandra Rao N | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Gopalakrishnan Nair, C K | |
| Guide: | Nair, C G R | |
| University: | University of Kerala | |
| Language: | English | |
| 4 | ||
| Researcher: | Gopalakrishnan Nair A K | |
| Guide: | Vaidyan V K | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 5 | ||
| Researcher: | Gopalakrishnan Nair C K | |
| Guide: | Ramachandran Nair C G; Prabhakaran C P | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||