| 81 | Investigations on the design and analysis of horns for ultrasonic plastic welding | |
| Researcher: | Roopa Rani, M. | |
| Guide: | Rudramoorthy, R. | |
| University: | Anna University | |
| Language: | English | |
| Shodhganga | ||
| 82 | ||
| Researcher: | Y. Mohana Roopa | |
| Guide: | Dr. A. Rama Mohan Reddy | |
| University: | Jawaharlal Nehru Technological University, Anantapuram | |
| Language: | English | |
| Shodhganga | ||
| 83 | A study on the antecedents of the buyer behavior of herbal health products | |
| Researcher: | Roopa, B L | |
| Guide: | Bhattacharjee, Mrinmoy | |
| University: | Alliance University | |
| Language: | English | |
| Shodhganga | ||