Radar polarimeter measures orientation of calibration corner reflectors. - Howard A. Zebker; Lynne Norikane (Proc. IEEE, 1987)

Calibrated imaging radar polarimetry: technique, examples, and applications. - Howard Allan Zebker; Jakob J. van Zyl; Stephen L. Durden; Lynne Norikane (IEEE Trans. Geosci. Remote. Sens., 1991)