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| 12 | Light absorption in paramagnetic ions in solid and state of solution |
| Language: | English |
| 13 | Some aspects of the luminescence of CaS (Zr) CaS (Bi) phosphors |
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| Language: | English |
| 15 | Spectroscopic studies of O-, M-, and P-xylenes and benzaldehyde |
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| 18 | Experimental investigations in the L-spectra of some rare earths and allied topics |
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| Language: | English |