| 1 | |
| 2 | |
| Language: | English |
| 3 | |
| 4 | |
| Language: | English |
| 5 | Some theoretical studies on the optical properties of single and polycrystalline media |
| 6 | Investigations on the Raman and infra-red spectra of crystals |
| Language: | English |
| 7 | Spectroscopic and optical studies of crystals:Raman and infra red spectra of H-bonded crystals |
| 8 | |
| Language: | English |
| 9 | |
| 10 | Investigations on recombination at deep level impurities in germanium |
| Language: | English |
| 11 | |
| 12 | |
| Language: | English |
| 13 | |
| 14 | |
| Language: | English |
| 15 | |
| 16 | |
| Language: | English |
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| 18 | |
| Language: | English |
| 19 |