Wave-Domain Approximation-Based Fast Imaging Algorithm Design and System Implementation for Millimeter-Wave ArcSAR - Gui, Shuliang; Nie, Hailiang; Wang, Yizhe; Liu, Kaikai; Li, Ze; Tian, Zengshan (2025 IEEE Radar Conference (RadarConf25), Radar Conference (RadarConf25), 2025 IEEE, 2025)