| 41 | ||
| Researcher: | Ramchandran Nair, M S | |
| University: | University of Pune | |
| Language: | English | |
| Shodhganga | ||
| 42 | ||
| Researcher: | Ramchandran Pillai, T G | |
| University: | University of Kerala | |
| Language: | English | |
| 43 | Analitical Studies on stream soil and air pollution problems related to some industrial tocicants | |
| Researcher: | Ramchandran, K N | |
| Guide: | Gupta, V K | |
| University: | Pt. Ravishankar Shukla University | |
| Language: | English | |
| Shodhganga | ||
| 44 | The role of travel agents and airline operators in promoting international tourism | |
| Researcher: | Ramchandran Pillay, K P | |
| Guide: | Rajendran, P | |
| University: | Algappa University | |
| Language: | English | |