Ryskin, A. Tenth Feofilov Symposium on Spectroscopy of Crystals Activated by Rare-Earth and Transitional-Metal Ions. SPIE Digital Library.
Chicago-viite (17. p.)Ryskin, Alexander. Tenth Feofilov Symposium on Spectroscopy of Crystals Activated by Rare-Earth and Transitional-Metal Ions. SPIE Digital Library.
MLA-viite (8. p.)Ryskin, Alexander. Tenth Feofilov Symposium on Spectroscopy of Crystals Activated by Rare-Earth and Transitional-Metal Ions. SPIE Digital Library.
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