| 1 | ||
| Researcher: | Radhakrishna Pillai, S | |
| Guide: | Sukumaran Nair, M K | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Radhakrishna Pillai, G | |
| Guide: | Indira, M | |
| University: | University of Kerala | |
| Language: | English | |
| 3 | ||
| Researcher: | Radhakrishna Pillai, N | |
| Guide: | Santha Kumary, G | |
| University: | University of Kerala | |
| Language: | English | |
| 4 | ||
| Researcher: | Radhakrishna Pillai, N | |
| Guide: | Sundararaju, R | |
| University: | Annamalai University | |
| Language: | English | |
| 5 | ||
| Researcher: | Radhakrishna Pillai, M S | |
| Guide: | Gopinathan, G | |
| University: | University of Calicut | |
| Language: | Hindi | |
| 6 | ||
| Researcher: | Radhakrishna Pillai G | |
| Guide: | Vijayammal P L; Indira M | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 7 | Studies on synthetic drugs: Agents acting on the central nervous system | |
| Researcher: | Radhakrishna Pillai, K M | |
| Guide: | Nitya Nand | |
| University: | Ch Charan Singh University | |
| Language: | English | |