TY - BOOK AU - Ryskin, Alexander, ed. TI - Tenth Feofilov Symposium on Spectroscopy of Crystals Activated by Rare-Earth and Transitional-Metal Ions T2 - Proceedings of SPIE; V. 2706 SN - 9780819420800 (Print) PY - 1996/// CY - Washington, USA PB - SPIE UR - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/2706 ER -