Ground Cartesian Back-Projection Algorithm for High Squint Diving TOPS SAR Imaging Chen, Xiaoxiang ; Sun, Guang-Cai ; Xing, Mengdao ; Li, Boyu ; Yang, Jun ; Bao, Zheng Abstract Publication: IEEE Transactions on Geoscience and Remote Sensing Pub Date: July 2021 DOI: 10.1109/TGRS.2020.3011589 Bibcode: 2021ITGRS..59.5812C