TY - BOOK AU - Powers, Peter, ed. TI - Nonlinear Frequency Generation and Conversion: Materials, Devices, and Applications VI T2 - Proceedings of SPIE; V. 6455 SN - 9780819465689 (Print) PY - 2007/// CY - Washington, USA PB - SPIE UR - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6455 ER -