| 1 | Study on the tempering characteristics of certain steels containing cobalt | |
| Researcher: | Biswas, Subaskanti | |
| University: | University of Calcutta | |
| Language: | English | |
| Shodhganga | ||
| 2 | On the colours of tempered steel and other tarnished surfaces | |
| Researcher: | Chakrabarti, Brajendranath | |
| University: | University of Calcutta | |
| Language: | English | |