| 1 | ||
| Researcher: | Singh, Mahendra | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 2 | On some problems of optimum decisions in geological exploration and mining investment | |
| Researcher: | Mukhopadhyay, Syamaprasad | |
| University: | University of Calcutta | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Mathur, Ram Raj | |
| University: | Osmania University | |
| Language: | English | |