TY - BOOK AU - Najafi, S. Iraj, ed. TI - Circular-Grating Light-Emitting Sources T2 - Proceedings of SPIE; V. 2398 SN - 9780819417459 (Print) PY - 1995/// CY - Washington, USA PB - SPIE UR - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/2398 ER -