TY - BOOK AU - Butler, James, ed. TI - Earth Observing Systems XI T2 - Proceedings of SPIE; V. 6296 SN - 9780819463753 (Print) PY - 2006/// CY - Washington, USA PB - SPIE UR - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/6296 ER -