TY  - BOOK
AU  - Zhang, Xianfeng, ed.
TI  - Second International Conference on Earth Observation for Global Changes
T2  - Proceedings of SPIE; V. 7471
SN  - 9780819477743 (Print)
PY  - 2009///
CY  - Washington, USA
PB  - SPIE
UR  - https://www.spiedigitallibrary.org/conference-proceedings-of-spie/7471
ER  -