TY  - BOOK
AU  - Butler, James, ed.
TI  - Earth Observing Systems XXV
T2  - Proceedings of SPIE; V. 11501
SN  - 9781510638082 (Print)
PY  - 2020///
CY  - Washington, USA
PB  - SPIE
UR  - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/11501
ER  -