TY  - BOOK
AU  - Butler, James, ed.
TI  - Earth Observing Systems XX
T2  - Proceedings of SPIE; V. 9607
SN  - 9781628417739 (Print)
PY  - 2015///
CY  - Washington, USA
PB  - SPIE
UR  - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/9607
ER  -