Quasi-Polar-Based FFBP Algorithm for Miniature UAV SAR Imaging Without Navigational Data Zhou, Song ; Yang, Lei ; Zhao, Lifan ; Bi, Guoan Abstract Publication: IEEE Transactions on Geoscience and Remote Sensing Pub Date: December 2017 DOI: 10.1109/TGRS.2017.2739133 Bibcode: 2017ITGRS..55.7053Z