| 1 | ||
| Researcher: | Jayakumar, G | |
| Guide: | Nafey, Abdul | |
| University: | Jawaharlal Nehru University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Jayakumar G | |
| Guide: | Hisham A | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Ebenezar Jayakumar, G | |
| Guide: | Lawrence, Rubina | |
| University: | Allahabad Agricultural Institute | |
| Language: | English | |
| 4 | ||
| Researcher: | Jayakumar G. C. | |
| Guide: | Raghava Rao, J. | |
| University: | Anna University | |
| Language: | English | |
| Shodhganga | ||
| 5 | A study on brand equity of Hero Honda bikes and Maruti cars in Tiruchirappalli District | |
| Researcher: | David Sam Jayakumar, G S | |
| Guide: | Shaik Mohamed, N | |
| University: | Bharathidasan University | |
| Language: | English | |
| Shodhganga | ||