TY - BOOK AU - Hemmati, Hamid, ed. TI - Free-Space Laser Communication Technologies XXI T2 - Proceedings of SPIE; V. 7199 SN - 9780819474452 (Print) PY - 2009/// CY - Washington, USA PB - SPIE UR - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/7199 ER -