A Robust Imaging Algorithm for Squint Mode Multi-Channel High-Resolution and Wide-Swath SAR With Hybrid Baseline and Fluctuant Terrain. - Shuang-xi Zhang; Mengdao Xing; Xiang-Gen Xia 001; Jianbing Li 005; Rui Guo; Zheng Bao 001 (IEEE J. Sel. Top. Signal Process., 2015)