| 1 | Mathematical programming in petroleum and pertochemical systems |
| Researcher: | Semwal, Prem Ballabh |
| Guide: | Varshney, R C |
| University: | Hemwati Nandan Bahuguna Garhwal University |
| Language: | English |
| 2 | |
| Researcher: | Devendra Kumar |
| Guide: | Varshney, R C |
| University: | Chhatrpati Shahu Ji Maharaj University |
| Language: | Hindi |