| 1 | ||
| Researcher: | Roy, Utpal | |
| Guide: | Neelakantan, S | |
| University: | National Dairy Research Institute | |
| Language: | English | |
| 2 | ||
| Researcher: | Roy, Utpal | |
| Guide: | Roy Sanyal, Ratna | |
| University: | University of North Bengal | |
| Language: | English | |
| Shodhganga | ||
| 3 | Characterization and grain boundary studies of gallium antimonide | |
| Researcher: | Roy, Utpal Narayan | |
| Guide: | Basu, S | |
| University: | Indian Institute of Technology | |
| Language: | English | |