Chander, G., Choi, T., Angal, A., Xiong, X., Helder, D., “Monitoring the long term stability of the IRS-P6 AWiFS sensor using the Sonoran and RVPN sites,” in Proc. SPIE Asia-Pacific Remote Sensing Symposium, Vol. 7862, 78620K, Incheon, Korea, October 10 – 15, 2010.