TY - JOUR T1 - Polarimetric Calibration for Long Wavelength Spaceborne SAR Based on a Polarimetrically Active Radar Calibrator JO - IEEE Transactions on Geoscience and Remote Sensing UR - https://doi.org/10.1109/tgrs.2026.3688979 PY - 2026/04/29 AU - Quegan S AU - Lomas MR ED - DO - DOI: 10.1109/tgrs.2026.3688979 PB - Institute of Electrical and Electronics Engineers (IEEE) VL - 64 SP - 5206714 EP - 5206714 Y2 - 2026/05/13 ER -